David Matton

CAD Designer | 3D Product Modeling & Patent Drawing Specialist

Freelancing Career

Oct 2024 - Present • 1 yr 9 mos

I am a freelance CAD Designer specializing in 3D product modeling, technical drafting, and patent illustration services for inventors, startups, and product developers. I help clients turn ideas, sketches, and concepts into professional-grade CAD designs suitable for prototyping, manufacturing, and patent submission. My core services include creating detailed 3D product models, producing accurate 2D technical drawings, and preparing USPTO/WIPO-compliant patent illustrations for both utility and design patents. I focus on delivering clean, precise, and industry-standard design files that communicate ideas clearly and meet technical requirements for engineering and intellectual property processes. Key areas of work: 3D product modeling and visualization 2D CAD drawings for manufacturing and production Patent drawings for USPTO and WIPO applications Concept development from sketches to digital design Technical drafting with measurement accuracy and clarity I am committed to producing reliable, professional, and production-ready design outputs that support product development and patent filing workflows.

CAD Designer & Patent Illustration Specialist

Freelancer.com

Jan 2023 - Present • 3 yrs 6 mos

Designed 3D product models and CAD drawings for product prototypes and manufacturing concepts using industry-standard CAD tools Created USPTO-compliant patent drawings for utility and design patent applications, ensuring technical accuracy and submission readiness Developed high-quality technical 2D engineering drawings for manufacturers and product developers Produced 3D product renderings for client presentations, crowdfunding projects, and product visualization needs Collaborated with independent inventors and startups to translate rough sketches and ideas into production-ready design files