Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Showing 1–14 of 14 inventors

Rank Inventor Primary Company Patents
1 Hirofumi Ota Toyota 2
1 Junichi Ohi Shimadzu 2
1 Akihiro Kondo Takara Shuzo Co. 2
1 Masakazu Ban Santen Pharmaceutical Co. 2
1 Hiroaki Kubo Minolta Co. 2
#6 Mizumoto Yoshinori Taewoong Medical Co. 1
#6 Hirokazu Kanekiyo Sumitomo Special Metals Co. 1
#6 Yoshikazu Inami Omron Healthcare Co. 1
#6 Masato Ueshima Denso 1
#6 Fumimasa Katayama Omron 1
#6 Tadashi Koike 1
#6 Takuji Yokawa Murata Manufacturing Co. 1
#6 Toshiyuki Iwahori Omron Healthcare Co. 1
#6 Hideyuki Matsushita Takara Shuzo Co. 1