Yamaguchi, JP All Time

5,400 patents  ·  1,024 inventors

Ranked #972 of 111,555 cities Top 1%

Showing 1–50 of 1,024 inventors

Rank Inventor Primary Company Patents
1 Hajime Yamamoto Canon 229
2 Hiroyuki Oda Mazda Motor 118
3 Kazuhiro Kimura Sanyo Electric Co. 87
#4 Ryoichi Yamamoto Fujitsu Limited 78
#4 Koichi Nakagawa Canon 78
#6 Akihiro Saito GE 67
#7 Junji Momoda Tokuyama 63
#8 Masaaki Kawasaki Mitsui Chemicals 60
#9 Katsuhiro Mori Tokuyama 58
#10 Yuji Otsuka Hitachi 55
#11 Yoshinao Kawasaki Hitachi 52
#11 Shigeki Yokoyama Fujitsu Limited 52
#13 Kazuhiko Ishihara Unknown 51
#14 Koji Matsui Nec 50
#15 Mitsuo Matsumoto Kuraray Co. 48
#16 Kenichi Matsumura Smc 47
#17 Teruo Tanaka Hitachi 45
#18 Kunio Yamamoto Hitachi Koki Co. 42
#19 Toru Kawaguchi Panasonic 38
#19 Yuki Nagao Canon 38
#21 Yasuo Miyoshi Ricoh Company 37
#21 Daisuke Nishikawa Ntt Docomo 37
#23 Yasuhiro Kawaguchi Idemitsu Kosan Co. 35
#24 Shinji Yoshihara Denso 33
#25 Hiroshi Fujiki Semiconductor Energy Laboratory 32
#26 Mikihiro Takahashi Central Glass Company, Limited 31
#27 Mamoru Yamada Takasago International 30
#27 Tomoyuki Tashiro Panasonic 30
#27 Junji Takenaka Tokuyama 30
#27 Minoru Yokoshima Nippon Kayaku 30
#31 Shinichi Kawamoto Hitachi 29
#31 Masahiko Hagihara Ube Industries 29
#33 Yoshifumi Mori Sony 27
#33 Hideaki Sadamura Toda Kogyo 27
#33 Kazutoshi Matsumoto Sumitomo Metal Mining Co. 27
#33 Sadayuki Nakamura Daido Tokushuko 27
#37 Yasuo Matsumori Ube Industries 25
#38 Yutaka Tamano Tosoh 24
#38 Takayoshi MORINAKA Central Glass Company, Limited 24
#38 Tatsuo Tomomori Toyo Kohan Co. 24
#41 Tomoya Ishikawa Sony 22
#42 Shoji Shikita Ube Industries 21
#42 Takanori Miyazaki Tokyo Electron Limited 21
#42 Narikazu Hashimoto Kobe Steel 21
#45 Yoji Tozawa Tdk 20
#45 Hitoshi Ohmura Toyo Kohan Co. 20
#45 Motohisa Shimizu Ube Industries 20
#48 Shinichi Kojoh Mitsui Chemicals 19
#48 Yukihiro Kanechika Tokuyama 19
#48 Hideyuki Itoi GE 19