Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Showing 1–11 of 11 inventors

Rank Inventor Primary Company Patents
1 Yasunori Yamamoto Mazda Motor 4
2 Hideo Kondo onsemi 3
3 Mitsuyoshi Fukuda Mitsubishi Electric 1
3 Yoshihiro Nagae Sanyo Electric Co. 1
3 Yoshiaki Yonezawa Sanyo Electric Co. 1
3 Yoshihiro Ikoma Sanyo Electric Co. 1
3 Yasushi Kamada Panasonic 1
3 Motoichi Nezu Sanyo Electric Co. 1
3 Hiroshi Mukaiyama Sanyo Electric Co. 1
3 Ryuta Shimazaki Az Electronic Materials Usa 1
3 Yoshiomi Takarabe Sanyo Electric Co. 1