DF

David Fain

General Motors: 2 patents #6,250 of 18,328Top 35%
📍 San Francisco, CA: #11,477 of 26,999 inventorsTop 45%
🗺 California: #149,087 of 386,348 inventorsTop 40%
Overall (All Time): #1,346,196 of 4,157,543Top 35%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
12411060 Method and apparatus for delivering a thermal shock Fen Chen, Geoffrey Maines, Wen-chieh Tang 2025-09-09
11543327 Method and apparatus for delivering a thermal shock Fen Chen, Geoffrey Maines, Wen-chieh Tang 2023-01-03
4303247 Catapult game 1981-12-01