Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Showing 1–19 of 19 inventors

Rank Inventor Primary Company Patents
1 Yoichi Hiramori Nissin Kogyo Co. 2
1 Takaaki Komaba Nissin Kogyo Co. 2
1 Toshihiro Kusano Nissin Kogyo Co. 2
1 Takeshi Kataoka Renesas Electronics 2
#5 Musubu Ichikiwa Seiko Epson 1
#5 Naoki Kanai Nidec Seimitsu 1
#5 Nakamura Masato Sanyo Electric Co. 1
#5 Hiroshi Maruta Showa Denko K.K. 1
#5 Takuro Ishikura Sharp Kabushiki Kaisha 1
#5 Junichi Wakabayashi Seiko Epson 1
#5 Yasushi Murakami Kabushiki Kaisha Toshiba 1
#5 Hiroshi Kasahara Seiko Epson 1
#5 Hisayuki Miyajima Sanyo Denki Co. 1
#5 Masatoshi Nakazawa Seiko Epson 1
#5 Hiroaki Ishizawa Hitachi High-Technologies 1
#5 Yoichi Yokobori Terumo Kabushiki Kaisha 1
#5 Hiroyuki Kiuchi Meiwa Industry Co. 1
#5 Ichiro Goto Honda Motor Co. 1
#5 Mitsuru Ooi Sanyo Electric Co. 1