Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Showing 1–14 of 14 inventors

Rank Inventor Primary Company Patents
1 Osamu Miyazaki Hitachi Medical 7
2 Masami Yoshida Smc 4
3 Kazuo Ishida Mitsubishi Electric 3
3 Hiroyuki Ebinuma Sekisui Medical Co. 3
3 Tomonori Aoki Bridgestone 3
#6 Yoshimitsu Nakane Canon 2
#7 Hirotaka Takeshima Hitachi Medical 1
#7 Takashi Takeyama Kcm 1
#7 Genroku Sugiyama Hitachi Construction Machinery Co. 1
#7 Masamichi Izumida Seiko Epson 1
#7 Hidekazu Tsudome Hitachi Plant Technologies 1
#7 Yuriko Taniguchi Daiichi Pure Chemicals Co. 1
#7 Takeshi Aikawa Kabushiki Kaisha Toshiba 1
#7 Yuka Akimoto Toudai Tlo 1