Showing 1–50 of 1,770 inventors

Rank Inventor Primary Company Patents
1 Yuji Okamoto Sharp Kabushiki Kaisha 121
2 Masayuki Abe Canon 88
3 Kotaro Yamaguchi Canon 55
#4 Akira Fukami Nippon Soken 54
#4 Kazuo Sakane Fujisawa Pharmaceutical Co. 54
#6 Hiroshi Yoneda Sharp Kabushiki Kaisha 53
#7 Takeo Inoue Mitsui Toatsu Chemicals, Incorporated 52
#7 Koji Iwaki Kanzaki Kokyukoki Mfg. Co. 52
#9 Kenji Higashi Jtekt 48
#10 Yoshiaki Sakamoto Fujitsu Limited 47
#11 Yukitomo Yuhara Yoshida Industry Co. 45
#11 Masahiko Hirose Nitto Denko 45
#13 Ryoji Nishiyama Mitsubishi Electric 40
#14 Hideto Miyazaki Ricoh Company 39
#14 Ikuro Suga Mitsubishi Electric 39
#16 Kazushige Sugimoto Sumitomo Rubber Industries 37
#16 Teruo Furukawa Mitsubishi Electric 37
#18 Katsuhiko Akita Konica Minolta 35
#18 Minoru Otani Sharp Kabushiki Kaisha 35
#20 Kenji Shima Mitsubishi Electric 34
#21 Mutsuo Sekiya Mitsubishi Electric 33
#21 Michio Masuda Hitachi 33
#23 Hironori Sumomozawa Kanzaki Kokyukoki Mfg. Co. 32
#23 Tomoyuki Ebihara Kanzaki Kokyukoki Mfg. Co. 32
#23 Kazuya Ito Hitachi 32
#26 Atsushi Ohshima Konica Minolta 31
#26 Yasuhiro Sando Konica Minolta Medical & Graphic 31
#28 Motohisa Taguchi Mitsubishi Electric 30
#29 Yuki Hashimoto Oki Electric Industry Co. 29
#29 Kenichiro Suetsugu Sumitomo Electric Industries 29
#31 Toshiyuki Nakajima Canon 28
#31 Yoshio Hirayama Ebara 28
#31 Kunimaro Tanaka Mitsubishi Electric 28
#34 Kouichi Ono IBM 27
#34 Mikio Takahashi Hitachi 27
#34 Osamu Shirasaki Omron Healthcare Co. 27
#37 Hayato Takasago Mitsubishi Electric 26
#37 Naoko Suzuki The Yokohama Rubber Co. 26
#39 Masahiko Ikeda Hitachi 25
#39 Toshitaka Aoyagi Mitsubishi Electric 25
#41 Yasuharu Mori Rengo Co. 24
#41 Kazuhiro Namba Konami Computer Entertainment Osaka 24
#41 Junichi Okubo Nippon Steel 24
#41 Hideto Yoshimura Mitsubishi Electric 24
#45 Toshikage Asakura Ciba Specialty Chemicals 23
#45 Keiji Fujioka Sumitomo Pharmaceuticals Company Limited 23
#45 Yoshiaki Oda Sumitomo Chemical 23
#45 Suguru Nagae Mitsubishi Electric 23
#49 Wataru Wakamiya Mitsubishi Electric 22
#49 Taketo Yoshii Sumitomo Electric Industries 22