Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Showing 1–16 of 16 inventors

Rank Inventor Primary Company Patents
1 Katsumichi Tagami Tdk 3
2 Hiroyuki Morikaku Soshin Electric Co. 2
2 Hitoshi Hatate Tdk 2
2 Masaki Urano Soshin Electric Co. 2
2 Kazushi Tanaka Tdk 2
#6 Itsuaki Katsumata Soshin Electric Co. 1
#6 Yuji Ishihara Nissan Motor Co. 1
#6 Shozo Kozu Mayekawa Mfg. Co. 1
#6 Takenori Kasai Soshin Electric Co. 1
#6 Hironobu Kimura Soshin Electric Co. 1
#6 Kazuhiro Yamaura Kringle Pharma 1
#6 Yuichi Miyata Soshin Electric Co. 1
#6 Naoto Shiga Tamron Co. 1
#6 Tomoki Ushida Tdk 1
#6 Masahiro Murata Tokyo Electron Limited 1
#6 Makoto Furuichi Konica Minolta 1