Showing 1–50 of 782 inventors

Rank Inventor Primary Company Patents
1 Takeshi Koyama Canon 126
1 Hiroshi Uehara Exedy 126
3 Kunio Kojima Sharp Kabushiki Kaisha 84
#4 Kazuhito Hatoh Sumitomo Electric Industries 81
#5 Shiro Nankai Sumitomo Electric Industries 71
#6 Atsushi Nishino Sumitomo Electric Industries 70
#7 Kozo Yamamoto Exedy 61
#8 Masafumi Shimotashiro Sumitomo Electric Industries 50
#9 Yuki Satoh Sumitomo Electric Industries 48
#10 Masahiro Honjo Sumitomo Electric Industries 46
#11 Hiroaki Ozeki Panasonic 44
#12 Masahide Tsukamoto Sumitomo Electric Industries 43
#13 Kazuhiro Yamashita Sumitomo Electric Industries 42
#13 Ken'ichi Nagata Sumitomo Electric Industries 42
#15 Hiroyuki Iitsuka Sumitomo Electric Industries 41
#16 Junji Nishida Ricoh Company 40
#17 Katsuhiko Kumagawa Sumitomo Electric Industries 39
#18 Yu Momose Takeda Chemical Industries 38
#19 Mamoru Kaneko Olympus 35
#20 Koichiro Yuki Sumitomo Electric Industries 33
#21 Tsutomu Mitani Sumitomo Electric Industries 30
#22 Haruo Ohta Sumitomo Electric Industries 29
#22 Yoshitomi Nagaoka Sumitomo Electric Industries 29
#22 Daizaburo Matsuki Panasonic 29
#22 Yoshinori Maeno Oki Electric Industry Co. 29
#26 Tadashi Sakurai Sumitomo Chemical 28
#27 Teruaki Kuwajima Nippon Paint Holdings Co. 27
#28 Takeo Yasuho Sumitomo Electric Industries 26
#28 Masao Tomita Sumitomo Electric Industries 26
#30 Kiyoshi Oota Sony 25
#31 Michiyuki Kono Dai-Ichi Kogyo Seiyaku Co. 24
#31 Katsukiyo Ishikawa Nippon Paint Holdings Co. 24
#33 Hironori Okazawa Sumitomo Electric Industries 23
#33 Ken Ishihara Toa Medical Electronics Co. 23
#33 Yoshiki Ueyama Sumitomo Electric Industries 23
#36 Yoshiyuki Tani Sumitomo Electric Industries 22
#36 Teruaki Shigeta Sumitomo Electric Industries 22
#36 Hitoshi Katsura Exedy 22
#36 Kazuo Kajimoto Sumitomo Electric Industries 22
#40 Toshiya Akagi Sumitomo Electric Industries 21
#40 Hiroaki Umemoto Konica Minolta 21
#40 Yusuke Okamoto Miura Co. 21
#40 Tomoaki Izumi Panasonic 21
#40 Yuji Hisakado Sumitomo Electric Industries 21
#40 Kaori Kawano Sumitomo Metal Industries 21
#40 Yujiro Hayashi Sumitomo Chemical 21
#47 Hitoshi Kishi Fujitsu Limited 20
#47 Takeshi Kawamoto Exedy 20
#47 Masanori Sumihara Sumitomo Electric Industries 20
#47 Shinichi Kudo Sumitomo Electric Industries 20