DP

David N. Powers

UN Unknown: 1 patents #29,356 of 83,584Top 40%
📍 Los Altos, CA: #2,722 of 3,651 inventorsTop 75%
🗺 California: #247,236 of 386,348 inventorsTop 65%
Overall (All Time): #3,730,600 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5692489 Method and apparatus for a motorized repeating toy gun Matthew Swanson 1997-12-02