Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Showing 1–4 of 4 inventors

Rank Inventor Primary Company Patents
1 Kei Kawahara Seiko Epson 2
1 Teruhisa Fujihara Mitsubishi Electric 2
1 Kenji Ohgiyama Mitsubishi Electric 2
#4 Tamotsu Ueda Kioritz 1