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I’m preparing a patent-pending concept for a 15-inch, single-piece unit that has no moving parts. To move forward, I need a clean 3D CAD representation that will serve purely as a display prototype. The focus is on capturing the correct overall shape and surface contours—no intricate internals, textures, or mechanical detailing are necessary. You’ll receive my sketches and dimensions, then convert them into a production-ready model. Once complete, export both an STL for 3D printing and a STEP file so other engineers can refine the design if required. Deliverables • Native CAD file (SolidWorks, Fusion 360, or comparable) • Optimized STL file for printing • Standard STEP file for cross-platform editing Please keep all dimensions precise, name features logically, and organize the model so it’s easy for downstream teams to pick up. If you’ve created similar patent-sensitive display prototypes, feel free to share a brief example or two along with your estimated turnaround.
Project ID: 40599303
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105 freelancers are bidding on average $360 USD for this job

Hello, I`m an experienced design engineer skilled in SolidWorks, interested in this project and ready to discuss any details.
$300 USD in 5 days
7.9
7.9

Hi. Interested, thanks. Principal Mechanical Engineer https://www.freelancer.com/u/furkancakir # SolidWorks # Visualize # ANSYS # Composer # AutoCAD # 3dsMAX # LS-Dyna # Abaqus # Fusion 360 # Inventor # FreeCAD # Blender # Q-Blade # Altair EDEM # Rocky DEM # MeshLab # Bambu Studio # MS Excel # MS Word # MS Office # VBA for SolidWorks # VBA for MS Excel # C++ # Java # MatLab 600+ Character Per Minute. Thanks,
$750 USD in 5 days
7.9
7.9

With years of experience as an Engineer, CAD Designer, and 3D Artist, I will provide you with a patent-ready 3D prototype so captivating and well-organized that it will not just impress your colleagues but help them envision the final product. Having worked extensively with SolidWorks, I am extremely comfortable in delivering accurate conversions of sketches to engineering drawings to 3D models and beyond. Tell me your vision in detail, and I'll tastefully translate it into optimized STL and STEP files as necessary. In the past, my designs have made ideas understandable across teams regardless of whether they are from technical or business backgrounds. As you've asked for a brief example or two: last year I recreated a 22-inch high-tech display prototype for a startup which they utilised for crowdfunding campaigns to raise over $1 million. My target is similar – make sure that your beautiful yet sensible concept gets translated perfectly into the 3D cad space that is implicit to impress every eye that falls on it during its journey to fruition.
$266 USD in 1 day
7.5
7.5

As part of MHTechFusion, our engineering team and I are highly skilled in converting rough concepts into precise, manufacturable designs. I guarantee a clutter-free 3D CAD model embracing your idea's surface contours and overall shape accurately. Additionally, for the STL file requirement, you can trust our proficiency in preparing optimized files for 3D printing to ensure a top-notch display prototype. We fully empathize with the importance of patent-sensitive work, so meticulousness is always our approach. Forging designs free from intricate internals and optimizing dimensions with tolerances is second nature to us. Our extensive knowledge in handling similar projects ensures that the native CAD file produced will remain organized for downstream teams to effortlessly pickup for any required refinements. Our proven records include successful stints creating prototype-ready design models utilizing 3D printing, CNC machining, injection molding and understanding tolerance analysis and stack-up calculations.
$750 USD in 20 days
7.0
7.0

With SYNCCAD, you don't just get a single freelancer, you get an entire cohesive team who have honed their CAD skills and designed patent-sensitive prototypes - much like the one you need. Our collective experience in 3D modeling, design, and printing encompasses mechanical parts, architectural massing, and even furniture design – so your project fits perfectly within our expertise. We understand the importance of clear, organised models to ensure smooth handovers for future iterations or improvements by otherengineers. Throughout our many successful projects across various industries including manufacturing, we have adhered to stringent layering and naming standards that greatly eased downstream collaborations. Our proficiency in Fusion 360 and Solidworks is evident in our exceptional client ratings of 4.9 stars from 186 verified reviews. We consistently deliver high-quality work within budget and on time. By choosing us, you're making a long-term partnership that will keep your project moving forward with precision and élan. Get in touch with us today & let's excel together!
$660 USD in 7 days
7.1
7.1

Hi there, We understand you're looking for a precise 3D CAD representation for your patent-pending concept of a 15-inch, single-piece unit. This project aligns perfectly with TRYGVE Studio's expertise in product development and CAD modelling, where we excel at transforming sketches and dimensions into clean, production-ready models. Our approach would typically involve taking your provided sketches and dimensions to create a detailed SolidWorks model, focusing on capturing the correct overall shape and surface contours. We would then generate the optimized STL file for 3D printing and a standard STEP file for further engineering refinements, ensuring logical feature naming and an organized model structure. We would be pleased to assist you with this project. To provide an accurate timeline and confirmed pricing, we invite you to message us to discuss the details further, including reviewing your sketches and specific requirements. https://www.freelancer.in/u/faisal8071 Regards, Ar. Faisal Saif
$625 USD in 4 days
6.8
6.8

Dear Sir, As a mechanical engineer, I am a SolidWorks/Fusion360/AutoCAD expert and product designer. I’m excited to submit my proposal for your project. I have experience converting product concepts, sketches, and reference designs into detailed manufacturing drawings and production-ready CAD models. Here is my service; ⭐Native files(*.sldprt). ⭐Detailed 2D manufacturing drawings. ⭐Creating STL, STEP and X_t files for 3D Printing and Manufacturing. ⭐Create a DXF and PDF file for CNC/Laser/Plasma cutting. ⭐3D modeling/rendering of assembled parts. I would be glad to discuss your project in more detail and answer any questions you may have. I'm ready to get started immediately. Thank you for considering my proposal. I look forward to working with you. Best regards Ivy
$250 USD in 1 day
6.5
6.5

With my extensive knowledge and mastery of CAD software like SolidWorks and Fusion 360, I am confident that I can fulfill all the requirements for transforming your sketches into a 3D model for your patent-pending concept. Moreover, I specialize in product design and development, making me well-versed in creating manufacturing-ready designs that are functional and efficient. In terms of my experience creating patent-sensitive display prototypes, I have worked on several similar projects where the utmost care was taken to preserve the design's sanctity. Therefore, you can trust me to treat your project with the same level of confidentiality and importance. Moreover, having already completed over 70 projects with a 4.9⭐ rating, rest assured your project will be handled with professionalism and skill. Lastly, my services extend beyond the immediate provision of an STL file for 3D printing and a STEP file for potential refinements; they also ensure downstream teams can easily pick up the model for further work. Quality organization is one of my hallmarks that I guarantee will be reflected in the clean and precise CAD files I hand over to you. So, why not take this opportunity to work with a proven specialist?
$250 USD in 3 days
6.6
6.6

Hey, I went through your project requirements. And I can create 3D product designs. I will provide photo-realistic renderings and 3D files. Kindly contact me to share reference images and other details. I will start working right away and provide you high quality work. I have experience of 10+ years in 2D design and 3d designing/modeling/texturing/rendering/rigging/animation to provide you best results. I am specialized in software like -3ds Max -Maya -Zbrush -Blender -Keyshot -Solidworks -Vray -Lumion -SketchUp -AutoCAD You can also have a look at my work https://www.freelancer.com/u/whitevulture Looking forward to working with you.
$250 USD in 4 days
6.5
6.5

I can help rebuild your OBJ models into clean, manufacturable STEP files suitable for CNC/manufacturing review. I am Irish, now living in the Philippines, with 15+ years of mechanical design experience. I work mainly in Autodesk Inventor and AutoCAD, and I am a qualified metal fabricator, so I understand the difference between a visual mesh and proper manufacturing-ready solid geometry. For this project, I can use the OBJ files and scan data as reference, align the geometry correctly, and rebuild each part as clean watertight CAD with the required 3 mm thickness. I can focus on matching the important features such as mating faces, hole sizes, curved surfaces, thread locations, edges, and fit-critical areas so the final STEP files open cleanly in SolidWorks, Fusion 360, or similar CAD software. I will check for common issues such as open edges, gaps, self-intersections, bad surfaces, and unclear scan areas before delivery. If any areas need extra measurements or confirmation, I will flag them early rather than guessing. My main CAD system will be Autodesk Inventor, with final delivery as one validated STEP file per OBJ model. Turnaround would depend on the number and complexity of the parts, but I can usually complete a simple part within 1–7 days, with more detailed scan-based rebuilds taking longer after review.
$500 USD in 7 days
6.3
6.3

Hi, I’m a multidisciplinary engineer focused on design + analysis, delivering production ready CAD and simulation-backed solutions. I work across mechanical and architectural scopes, with clear drawings, practical detailing, and fast communication. Feel free to check my profile for similar projects ,happy to review your scope and suggest the best next steps. G. Zaralı
$500 USD in 7 days
6.4
6.4

I am confident that I am the perfect fit for your patented STL & STEP prototype design project. With my decade-long experience in Mechanical Engineering and specialization in Product Design, I have handled diverse projects across various sectors including HVAC, Automotive Bodies, SPM, Oil & Gas, and Food & Beverages. This wide-ranging knowledge provides me with the expertise to handle your unique project requirements efficiently. Throughout my career, I've developed a deep proficiency in precisely capturing design concepts and transforming them into functional 3D CAD models. My extensive familiarity with renowned software like Solidworks (certified CSWP), Creo, AutoCAD, Autodesk Inventor coupled with skills in CFD & FEA using Ansys allows me to create highly precise designs, ensuring that every dimension and feature is accurately articulated. Moreover, having collaborated with international clients from the USA, Germany and the UK - I understand the significance of strict adherence to patent-sensitive guidelines. My commitment aligns perfectly with your need for quality modeling organized for easy downstream handover. Given the pristine nature of your display prototype vision,
$650 USD in 15 days
6.3
6.3

Hello there, I have 5+ years of experience in Blender, creating accurate CAD-ready 3D models for product development, prototyping, and manufacturing. I can convert your sketches and dimensions into a clean, precise 3D CAD model, accurately capturing the overall shape and surface contours while delivering organized, production-ready STL, STEP, and native CAD files for downstream engineering. I have experience preparing STL, STEP, and native CAD files for 3D printing and product prototyping, ensuring clean solid geometry, accurate dimensions, logical feature organization, and compatibility with industry-standard workflows. I reviewed your requirements and will be happy to share similar work in chat.
$250 USD in 1 day
5.6
5.6

I am here to bring your product to life. I'm a mechanical engineer with 11 years of experience designing industrial product, furniture product, plastic product and machine, automatic system Experience type: 3D, 2D models, Render, Sheet Metals, Machines and Devices, Industrial Products, Plastic Molds, Plastic Parts Software program: Autodesk Inventor, Solidworks, Autocad , NX-Siemens I am always glad to cooperate, I guarantee quick lead-time, information of the project is always confidential . Your project will be developed with speed and high quality, as well as all the jobs already accomplished. Please send me a message
$500 USD in 7 days
6.0
6.0

Hi, there I hope you’re doing well. I’m a Mechanical Engineer with strong experience in SolidWorks, Fusion360, Inventor, product design, 3D modeling, Printing, and manufacturing drawings. I’ve completed many projects as following: • 3D modeling and mechanical design with functions • Detailed engineering drawings and GD&T • Product development from sketches or new concept idea • 3D printing(STL) and Design for manufacturing (STEP) • High qualitied Rendering I can deliver accurate results and fast revisions, and I always maintain clear communication and reliability. I’d be happy to discuss your project details and start immediately. Looking forward to working with you. Best regards
$250 USD in 2 days
5.2
5.2

Hi! I convert sketches and dimensions into precise CAD models in Fusion 360, delivering clean STL and STEP files ready for printing and downstream engineering. Check my Freelancer profile for examples of similar prototype work. Single-piece display prototype with no moving parts is straightforward. Share your sketches and dimensions and I can get started right away.
$300 USD in 2 days
5.4
5.4

Hi, Your patent-pending concept requires a clean 3D CAD representation with accurate overall shape and surface contours, so how would you like the sketches and dimensions translated into a precise, production-ready display prototype? My experience in precision CAD modeling, reverse engineering, product design, and creating manufacturing-ready models aligns well with this project, allowing me to deliver a well-organized native CAD file, optimized STL for 3D printing, and STEP file with logically named features and accurate dimensions for seamless downstream engineering. I am committed to clear communication, attention to detail, and timely delivery, and I would be pleased to share similar prototype work and my estimated turnaround. Thank you for your consideration. Best Wishes
$250 USD in 4 days
5.6
5.6

As a seasoned 3D artist and animator with a speciality in creating precision-based models, I am confident in delivering exactly what you need for your patent-pending concept. My extensive skills in 3D modeling and rendering, coupled with my proficiency in SolidWorks, Fusion 360, and other comparable software, will ensure an efficient and accurate creation of your display prototype. Over the years, my work has spanned numerous projects including character modelling & rigging, game asset creation, and product rendering & visualization. This demonstrates not only my adaptability but also my capacity to handle complex projects effectively. My dedication to quality often pushes me to go above and beyond clients' expectations. I work meticulously, ensuring all dimensions are precise and features logically named - characteristics that will undoubtedly simplify design processes should further modifications be required by other engineers from cross-platforms.I have a proven track record for turning around projects on time without compromising on quality and I am excited about bringing this same level of service to your project. Let's create something amazing together!
$350 USD in 1 day
5.3
5.3

Hello, Drawing from my extensive 5-year experience as a 3D Modeler, I bring deep expertise in designing patent-sensitive display prototypes that are both visually appealing and technically optimized for printing. As a freelancer, I specialize in transforming imaginative concepts into tangible and beautiful realities - an ideal match for the task at hand. Working proficiently with SolidWorks, I'll smoothly convert your sketches and dimensions into a clean, production-ready prototype that precisely captures your concept's shape and surface contours. Importantly, I prioritize readability, and as such, organizing models for easy downstream pick-up is second nature to me. In fact, I've garnered a proficiency working collaboratively by aligning closely with clients to understand their unique vision, the same approach we will undertake to ensure your satisfaction. I am well acquainted with the industry-standard software platforms like Cura, PrusaSlicer, Netfabb, Meshmixer that enable me to ensure impeccable printing quality and structural integrity. This ensures the delivery of not only a native CAD file optimized STL file but also a standard STEP file which is easily accessible by cross-platform engineers for any further refinements or improvements - a comprehensive service you can rely upon from start to finish. Let us bring your ingenious ideas into life by turning them into functional prototypes together! Thanks!
$250 USD in 4 days
4.9
4.9

As an experienced 3D CAD designer with a diverse skill set, I am confident that I can meet and exceed your expectations for this project. My proficiency in tools like SolidWorks and Fusion 360 ensure that you will receive a native CAD file that's highly-optimized, organised, and easy to work with for future iterations. In addition to that, my extensive experience in 3D printing lends me a crucial eye to detail in creating highly precise STL files that can be seamlessly used for prototype production without any hitches. Furthermore, my ability to generate standard STEP files for cross-platform editing is something your engineers would find beneficial. While I haven't had first-hand experience with patent-sensitive prototypes, I believe that my adaptability paired with my existing repertoire of software expertise make me uniquely equipped to meet your requirements effectively. My ability to articulate complex designs in precise and logical ways ensures your downstream teams have no trouble understanding the model's intricacies. To reiterate, choosing me for this role guarantees not only professional service but also quality deliverables on time. I'm excited about the challenge this project offers, and I'm eager to put my skills to use on it. Let's bring your patent-pending concept into an exquisite 3D realization together.
$250 USD in 7 days
4.6
4.6

Fort Worth, United States
Member since Jul 23, 2026
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