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

Roy A. Ito

PCPertron Controls: 1 patents #3 of 8Top 40%
Calabasas, CA: #1,508 of 4,119 inventorsTop 40%
California: #185,134 of 386,348 inventorsTop 50%
Overall (All Time): #2,325,267 of 4,157,543Top 60%
2 Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4945201 Rack mountable weld controller Wen-Tar Kuo 1990-07-31
4649385 Electronic locating system for persons receiving telephone calls Ramon H. Aires, Charles A. Clark, Jr., Kenneth R. Hackett 1987-03-10