Showing 1–50 of 53 inventors

Rank Inventor Primary Company Patents
1 Motoharu Niki Ntn 22
2 Akio Sasaki Hitachi 18
3 Tatsuo Katayama Uchiyama Manufacturing 11
3 Bonnosuke Takamiya Mitsubishi Motors 11
#5 Hiroshi Seno Uchiyama Manufacturing 10
#5 Kunio Murakami Unitika 10
#7 Yoshihisa Misawa Bizen Chemical Co. 9
#7 Nobuyoshi Kanzaki Sumitomo Electric Industries 9
#9 Koki Ishida Ricoh Company 8
#10 Noboru Tsukamoto Shinagawa Refractories Co. 7
#11 Minoru Hatakeyama Japan Gore-Tex 6
#12 Kiyoyuki Watanabe Sekisui Kagaku Kogyo 5
#12 Harutomo Nomoto New Japan Chemical Co. 5
#12 Masaru Terao Shinagawa Refractories Co. 5
#12 Tomio Nobe New Japan Chemical Co. 5
#16 Osamu Tanaka Shiseido Company, Limited 4
#16 Katsutoshi Nakano Sumitomo Electric Industries 4
#16 Nobumitsu Okazaki Uchiyama Manufacturing 4
#16 Shingo Nonaka Shinagawa Refractories Co. 4
#20 Yasuhiro Shiomi Koei Chemical Company, Limited 3
#21 Ai Shiotsuka Uchiyama Manufacturing 2
#21 Tadahiro Tsushima Bizen Chemical Co. 2
#21 Seizou Watanabe Olympus Optical Co. 2
#24 Namiko Kirino K.I Chemical Industry Co. 1
#24 Kohji Takayama 1
#24 Tomiya Ishimaru Sumitomo Electric Industries 1
#24 Hideki Kyofuka Omron 1
#24 Naoto MATSUBARA Uchiyama Manufacturing 1
#24 Akihiko Kataoka Kyocera 1
#24 Kazumichi Nishioka 1
#24 Naoaki Tachibana 1
#24 Teiji Shozu Mayekawa Mfg. Co. 1
#24 Wakana Fujita Uchiyama Manufacturing 1
#24 Rie Shiraishi Omron 1
#24 Keita Ohmori Uchiyama Manufacturing 1
#24 Mitsuhide Matsubara Koei Chemical Company, Limited 1
#24 Akihiro Nishiuchi New Japan Chemical Co. 1
#24 Shinzo Yamada Sekisui Kagaku Kogyo 1
#24 Hitoshi Iwadoh Shinagawa Refractories Co. 1
#24 Takashi Asaeda 1
#24 Natsuko Waki Minolta Co. 1
#24 Kenji Uozumi Panasonic 1
#24 Eisuke Masuda Sekisui Kagaku Kogyo 1
#24 Takuji Okada Unitika 1
#24 Tsuneharu Jitsumori 1
#24 Yasuba Hiroshi Sumitomo Electric Industries 1
#24 Teijiro Arai Unitika 1
#24 Toshi Maruyama Tetra Pak International Ab 1
#24 Fusamori Araki Kaneka 1
#24 Naomichi Baba Bizen Chemical Co. 1