Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Showing 1–8 of 8 inventors

Rank Inventor Primary Company Patents
1 Hiroto Sato Hamamatsu Photonics K.K. 3
2 Kenichi Yamaga Tokyo Electron Limited 2
3 Masami Oikawa Tokyo Electron Limited 1
3 Wenling Wang Tokyo Electron Limited 1
3 Seiji Hiraka Tokyo Electron Device Limited 1
3 Mitsuru Obara Konica Minolta 1
3 Koichi Shimada Canon 1
3 Hiroko Sasaki Tokyo Electron Limited 1