Showing 1–50 of 1,265 inventors

Rank Inventor Primary Company Patents
1 Takeo Tsukamoto Canon 179
2 Masamichi Saito Alps Electric Co. 178
3 Toshiyuki Sato Honda Motor Co. 143
#4 Hiroki Yoshikawa Shin-Etsu Chemical Co. 111
#5 Eiji Shinohara Daiwa Seiko Co. 104
#6 Yosuke Ide Alps Electric Co. 84
#7 Masayuki Katagiri Kabushiki Kaisha Toshiba 82
#8 Mutsuo Nakashima Shin-Etsu Chemical Co. 70
#9 Eiji Umetsu Alps Electric Co. 66
#10 Shigehiro Nagura Shin-Etsu Chemical Co. 61
#10 Hisayuki Yazawa Alps Electric Co. 61
#10 Tomohiro Watanabe Sony 61
#13 Mitsuo Narita Shin-Etsu Chemical Co. 48
#13 Yoshihiro Nishiyama Alps Electric Co. 48
#15 Fuminori Arai Fujitsu Limited 44
#15 Tatsushi Kaneko Shin-Etsu Chemical Co. 44
#15 Shigeyoshi Netsu Shin-Etsu Chemical Co. 44
#18 Hideo Sakai Mitsui Toatsu Chemicals, Incorporated 43
#18 Mitsuharu Kitamura Mitsubishi Gas Chemical Company 43
#20 Hitoshi Takemoto Nec 40
#21 Kyuichi Sato Mitsumi Electric Co. 38
#21 Takashi Hatanai Alps Electric Co. 38
#21 Masatoshi Takeda Mitsubishi Electric 38
#24 Hidetoshi Takeda Sumitomo Electric Industries 37
#25 Toru Yakushiji Nec 36
#26 Tsuneo Maruyama Diamet 33
#26 Fumihito Koike Alps Electric Co. 33
#26 Tetsuo Aoyama Mitsubishi Gas Chemical Company 33
#29 Yukimitsu Yamada Alps Alpine Co. 32
#30 Keiichiro Sato Fujifilm 31
#30 Yoshihumi Takeda Shin-Etsu Chemical Co. 31
#30 Kazuomi Sato Japan Aviation Electronics Industry, Limited 31
#30 Tetsushi Tamura Sumitomo Electric Industries 31
#30 Koichi Mukasa Hokkaido University 31
#35 Makoto Takagawa Mitsubishi Gas Chemical Company 30
#35 Ayumu Kiyomori Shin-Etsu Chemical Co. 30
#35 Masahiko Ishizone Tdk 30
#35 Yusuke Nagae Shin-Etsu Chemical Co. 30
#39 Isao Asano Alps Electric Co. 28
#40 Hiroyuki Kurosawa Hitachi 27
#41 Eiichi Asano Shin-Etsu Chemical Co. 26
#42 Kazuto Ikemoto Mitsubishi Gas Chemical Company 25
#42 Shuji Ebata Mitsubishi Gas Chemical Company 25
#42 Takuya Sekiguchi Sumitomo Electric Industries 25
#42 Masaki Katagiri Japan Atomic Energy Research Institute 25
#46 Hideki Gochou Alps Electric Co. 24
#46 Yoshihiko Konno Canon 24
#46 Yoshihiro Kanada Alps Electric Co. 24
#46 Takafumi Abe Mitsubishi Gas Chemical Company 24
#50 Yoshinari Ishii Diamet 23