Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
DS

David S. Schoenwald

Apple: 3 patents #7,422 of 18,612Top 40%
FSFairchild Semiconductor: 1 patents #419 of 715Top 60%
Los Gatos, CA: #1,283 of 2,986 inventorsTop 45%
California: #124,610 of 386,348 inventorsTop 35%
Overall (All Time): #1,273,312 of 4,157,543Top 35%
4 Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6424035 Semiconductor bilateral switch Steven Sapp 2002-07-23
5566064 High efficiency supply for electroluminescent panels Charles O. Forge 1996-10-15
5559683 Flyback switching power supply with bootstrapped gate drive 1996-09-24
5485076 High efficiency auxiliary switching power supplies Charles O. Forge 1996-01-16