Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Showing 1–19 of 19 inventors

Rank Inventor Primary Company Patents
1 Yoshikazu Sato Honda Motor Co. 4
2 Masayuki Kiso C.Uyemura & Co. 2
2 Yasunori Kanai Canon 2
#4 Toshihiro Aoyama Toyota 1
#4 Shigeto Tanaka Daikin Industries 1
#4 Naoki Shinjo Fujitsu Limited 1
#4 Shigeru Ito Sanden 1
#4 Hiroyuki Awano Hitachi Maxell 1
#4 Hironori Toyoshima Renesas Electronics 1
#4 Hiromasa Kato Kabushiki Kaisha Toshiba 1
#4 Hideki Hamagaki Riken 1
#4 Tetsuya Fukazawa Mitsubishi-Kagaku Foods 1
#4 Akiko Kitamura Dai Nippon Printing Co. 1
#4 Manabu Yano Hitachi High-Technologies 1
#4 Hiroaki Segawa Dai Nippon Printing Co. 1
#4 Tatsumi Matsumoto Takeda Chemical Industries 1
#4 Takeshi Seo Smc 1
#4 Satoru Takeuti Sanyo Electric Co. 1
#4 Masashi Kitazawa Mitsubishi Electric 1