Showing 1–50 of 647 inventors

Rank Inventor Primary Company Patents
1 Mitsuru Yamamoto Canon 90
2 Tahei Morisawa Pentax 68
3 Naoto Taguchi Yazaki 64
#4 Ryozo Yanagisawa Canon 54
#5 Hideaki Kawata Hitachi Powdered Metals Co. 37
#6 Hatsuo Tajima Canon 36
#6 Hidehiko Kando Hitachi 36
#8 Hidetoshi Nojiri Canon 35
#9 Eiji Ikeda Fujitsu Limited 32
#10 Ryuji Osawa Oncotherapy Science 30
#10 Kouichi Hashimoto Canon 30
#12 Hiroshi Ukisu Epoch Company 29
#13 Keisuke Sakai Citizen Holdings Co. 28
#13 Kaoru Miura Canon 28
#13 Nobuo Nakabayashi Unknown 28
#13 Akira Uno Hitachi Koki Co. 28
#17 Kiyoshi Miwa Ajinomoto Co. 27
#17 Takashi Tamaki Yamaha 27
#19 Kaname Yamada Sumitomo Rubber Industries 26
#19 Akito Sekigawa Canon 26
#21 Takahiro Tsutsui Canon 25
#21 Munetaka Sakata Canon 25
#23 Mitsuharu Tai Hitachi 24
#24 Yasuji Takagi Nhk Spring Co. 23
#25 Keiji Fukuzawa Sony 22
#26 Shigemitsu Tazaki Canon 21
#26 Mitsuru Machijima Smc 21
#28 Toshiya Yamamoto Tanaka Kikinzoku Kogyo K.K. 20
#29 Takeshi Yanase Yazaki 19
#29 Motoya Takai Canon 19
#29 Hiromasa Maenishi Canon 19
#29 Hiroaki Takahara Nikon 19
#33 Isao Shibuya Mabuchi Motor Co. 18
#33 Nobuyuki Sata Tokyo Electron Limited 18
#33 Hisashi Shibata Mitsumi Electric Co. 18
#33 Kazuya Shimizu Taiho Industries Co. 18
#33 Yasuhito Niikura Canon 18
#33 Koichi Tatsuki Sony 18
#33 Daisuke Uesugi Yoshino Kogyosho Co. 18
#40 Kazuo Mikami Omron Tateisi Electronics 17
#40 Ryuji Tsuchiyama Hitachi 17
#40 Hideo Shikata Hitachi Powdered Metals Co. 17
#43 Hiroshi Chikuma Calsonic Kansei 16
#43 Takaichi Mabuchi Mabuchi Motor Co. 16
#43 Yoshiaki Toyoshima Kabushiki Kaisha Toshiba 16
#43 Mikiro Yanaka Kureha Chemical Industry Co. 16
#43 Keiichi Koike Hitachi 16
#48 Kenichi Mabuchi Mabuchi Motor Co. 15
#48 Mutsuhiko Takeda Mitsubishi Gas Chemical Company 15
#48 Masaji Kurosawa Nichia 15