Showing 1–50 of 425 inventors

Rank Inventor Primary Company Patents
1 Hideaki Yamada Seiko Epson 146
2 Haruo Sugiyama International Institute Of Cancer Immunology 74
3 Izumi Osawa Minolta 73
#4 Tomofumi Yoshida Ricoh Company 53
#5 Yoji Taniguchi Sharp Kabushiki Kaisha 52
#6 Teruhisa Kanbara Sumitomo Electric Industries 48
#7 Noriaki Yoshida Sumitomo Electric Industries 43
#7 Tsutomu Iwaki Sumitomo Electric Industries 43
#9 Hiroyuki Kageyama Sharp Kabushiki Kaisha 42
#10 Nobushige Itaya Sumika Fine Chemicals Co. 38
#11 Masatoshi Murakami Ricoh Company 37
#12 Minako Kobayashi Konica Minolta 36
#12 Takeshi Maeyama Konica Minolta 36
#14 Toshihiko Otake Konica Minolta 35
#15 Naoto Arai Kanzaki Paper Manufacturing Co. 34
#16 Akinori Yamaguchi Ricoh Company 32
#17 Seiichi Sampei Sharp Kabushiki Kaisha 26
#18 Masayuki Kato Fujisawa Pharmaceutical Co. 25
#18 Tohru Mori Ando Electric Co. 25
#20 Masao Katooka Sansha Electric Manufacturing Co. 24
#21 Isao Yanagisawa Yamanouchi Pharmaceutical Co. 23
#22 Atsushi Akahane Fujisawa Pharmaceutical Co. 22
#23 Masakazu Kobayashi Fujisawa Pharmaceutical Co. 20
#23 Tomonari Takeuchi National Institute Of Advanced Industrial Science And Technology 20
#25 Shigehisa Taketomi Takeda Chemical Industries 19
#26 Kikuo Ishizumi Sumitomo Chemical 18
#27 Shigeo Yamamoto 17
#27 Noboru Wakabayashi Hitachi 17
#27 Masanori Morishita National Institute Of Advanced Industrial Science And Technology 17
#27 Mitsuharu Tabuchi National Institute Of Advanced Industrial Science And Technology 17
#31 Shunichi Murahashi Sharp Kabushiki Kaisha 16
#31 Keiji Iida Seiko Epson 16
#31 Keisuke Oguro Agency Of Industrial Science And Technology 16
#34 Yuta Ikeuchi National Institute Of Advanced Industrial Science And Technology 15
#34 Hidenori Nagai National Institute Of Advanced Industrial Science And Technology 15
#34 Tetuo Kobayashi Nippon Cable System 15
#37 Takayuki Namiki Fujisawa Pharmaceutical Co. 14
#37 Hidenori Ohki Fujisawa Pharmaceutical Co. 14
#37 Eiji Kondo Shionogi & Co. 14
#37 Toyofumi Takahashi Nintendo Co. 14
#37 Mari Uenishi Daihatsu Motor Co. 14
#37 Hatsuo Aoki Fujisawa Pharmaceutical Co. 14
#37 Akiyoshi Chayahara National Institute Of Advanced Industrial Science And Technology 14
#37 Tooru Tamura Sumitomo Electric Industries 14
#45 Masahito Inaba Minolta 13
#45 Kenji Tsubota Fujikin Incorporated 13
#47 Junichi Konishi Ricoh Company 12
#47 Koichi Hatada Daicel Chemical Industries 12
#47 Toshikatsu Kojima National Institute Of Advanced Industrial Science And Technology 12
#47 Norio Tada Toshiba Matsushita Display Technology Co. 12