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

Patrick Robert Foo — 2 Patents

Amazon: 2 patents #7,121 of 19,158Top 40%
California: #185,134 of 386,348 inventorsTop 50%
Overall (All Time): #1,987,669 of 4,157,543Top 50%
2 Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9727143 Device stylus haptic communication system Michael M. Lee, David C. Buuck, Leo John Geskey 2017-08-08
9495011 Device-stylus haptic communication system Michael M. Lee, David C. Buuck, Leo John Geskey 2016-11-15