Rifu, JP All Time

15,173 patents  ·  2,101 inventors

Ranked #378 of 111,555 cities Top 1%

Showing 1–50 of 2,101 inventors

Rank Inventor Primary Company Patents
1 Tadahiro Ohmi Fujikin Incorporated 600
2 Eiji Takahashi Kobe Steel 219
3 Yoshiaki Saito Kabushiki Kaisha Toshiba 189
#4 Michio Kadota Murata Manufacturing Co. 182
#5 Chishio Koshimizu Tokyo Electron Limited 162
#6 Shunichi Sato Ricoh Company 150
#7 Naoki Fujiwara Sony 148
#8 Shuichi Kikuchi Sony 143
#9 Yasuyuki Kudo Hitachi 126
#10 Masanobu Honda Tokyo Electron Limited 112
#11 Hiroshi Kanai Toyota 108
#12 Koji Kawamura Canon 106
#13 Hiroki Endo Toyota 84
#14 Atsushi Ogata Canon 76
#15 Yasuharu Sasaki Tokyo Electron Limited 71
#15 Naoto Jikutani Ricoh Company 71
#17 Kazuya Nagaseki Tokyo Electron Limited 70
#18 Jun Hirose Tokyo Electron Limited 69
#19 Yohei Yamazawa Tokyo Electron Limited 68
#20 Yuki Kato Toyota 67
#21 Akio Takada Dexerials 66
#22 Yoshihide Kihara Tokyo Electron Limited 65
#23 Wataru Sato Spin Master 63
#23 Miho Watanabe — 63
#25 Akira Yoshikawa Tohoku University 62
#26 Ryosuke Suzuki Nintendo Co. 60
#26 Yutaka Wada Ebara 60
#28 Hiroaki Tanizaki Mitsubishi Electric Engineering Company, Limited 59
#28 Shingo Takahashi Nec 59
#30 Takahiko Kato Hitachi 58
#30 Atsuo Omaru Sony 58
#32 Junichi Ikeda Ricoh Company 57
#33 Fumiyuki Adachi Ntt Mobile Communications Network 56
#34 Kunio Sato Alps Alpine Co. 55
#34 Kenichi Kato Nohmi Bosai 55
#36 Shinji Himori Tokyo Electron Limited 53
#36 Masatoshi Ono Funai Electric Co. 53
#38 Hirokazu Iwata Ricoh Company 51
#38 Atsushi Sasaki Panasonic 51
#38 Yoshiaki Igarashi Sumitomo Electric Industries 51
#41 Tatsumaro Yamashita Alps Electric Co. 50
#41 Tatsuo Saito Fuji Photo Optical Co. 50
#41 Hiroyuki Hebiguchi Alps Electric Co. 50
#44 Kazuya Hashimoto Nec 49
#45 Masahiro Tabata Tokyo Electron Limited 48
#45 Masanori Fujita Seikosha Co. 48
#45 Maju TOMURA Tokyo Electron Limited 48
#45 Toshiharu Mori Minolta Co. 48
#49 Norihiko Amikura Tokyo Electron Limited 47
#49 Takahiro Yokoyama Tokyo Electron Limited 47