Showing 1–50 of 1,072 inventors

Rank Inventor Primary Company Patents
1 Shinya Kadono Panasonic 478
2 Takashi Ohmori 107
3 Ryuzo Ueno Ueno Seiyaku Oyo Kenkyujo 105
#4 Masahiro Minowa Seiko Epson 68
#5 Seiichiro Endo Sumitomo Rubber Industries 65
#6 Yasuo Itoh Kabushiki Kaisha Toshiba 64
#7 Hiroshi Hamasaka Sumitomo Electric Industries 57
#8 Motonobu Yoshikawa Sumitomo Electric Industries 48
#9 Mitsuhiro Furukawa Canon 47
#10 Masaaki Sugino Vallourec Oil And Gas France 46
#11 Masateru Tokuno Rengo Co. 43
#12 Kaitaku Ozawa Konica Minolta 40
#13 Masato Kawai Taiyo Nippon Sanso 39
#13 Kazunori Tsushima Sumitomo Chemical 39
#15 Koji Kobashi Kobe Steel 36
#16 Kazuhiro Oda Nippon Light Metal Company 33
#17 Kazusei Takahashi Konica Minolta 32
#17 Shigehiro Takase Fujisawa Pharmaceutical Co. 32
#19 Chikara Tsutsui Minolta Co. 31
#20 Yoshitaka Nishiyama Nippon Steel & Sumitomo Metal 30
#21 Tameo Iwasaki Tanabe Seiyaku Co. 29
#22 Hitoshi Maeno Furuno Electric Company Limited 28
#22 Junichi Yoshikawa Canon 28
#24 Katsuyo Iwasaki Panasonic 27
#24 Tsukasa Shigezumi Toto 27
#26 Tsuneo Tanaka Sumitomo Electric Industries 26
#26 Masayasu Hirano Minolta 26
#26 Masakazu Nagano Konica Minolta 26
#26 Toshio Takahashi Shionogi & Co. 26
#30 Keiichi Ono Sumitomo Chemical 25
#31 Kyoichi Mishima Mitsuboshi Belting 24
#31 Makoto Miyake Kanzaki Paper Manufacturing Co. 24
#31 Kazuyoshi Yamakawa Jtekt 24
#31 Kazuhiro Nomura Panasonic 24
#31 Yozo Fujii Konica 24
#31 Tsutomu Hirau Sri Sports Limited 24
#37 Yoshiroh Nagai Konica Minolta 23
#37 Shoji Kawachi Daikin Industries 23
#39 Masako Sugihara Sumitomo Chemical 20
#40 Shigekazu Yoshii Nippon Sheet Glass Company, Limited 19
#40 Michio Ueshima Nippon Shokubai Kagaku Kogyo Co. 19
#40 Shigeo Nagasaku Sumitomo Metal Industries 19
#40 Norimasa Nakamura Nisshinbo Industries 19
#40 Masao Takee Sanyo Electric Co. 19
#40 Yoshinori Wakamiya Mitsubishi Electric 19
#46 Hideki Sakata Sanyo Electric Co. 18
#46 Ryo Motohashi Panasonic 18
#46 Takeharu Yamaguchi Furukawa Electric Co. 18
#46 Masatoshi Shimbo Sumitomo Electric Industries 18
#50 Shoichi Hirai Hitachi Koki Co. 17