Showing 1–50 of 89 inventors

Rank Inventor Primary Company Patents
1 Hideki Miyazaki Hitachi 135
2 Hiroshi Inagaki Ngk Spark Plug Co. 99
3 Masaki Mizutani Canon 67
#4 Shinji Shibata Toto 62
#5 Yasuhiko Suzuki Mitsui Chemicals 58
#6 Masaki Nakagawa Ricoh Company 56
#7 Kunio Ito Konishiroku Photo Industry Co. 54
#8 Chikao Nagasaka Mitsubishi Electric 34
#8 Kuniharu Tanaka Ngk Spark Plug Co. 34
#10 Atsuo Miyajima Tokai Rubber Industries 31
#10 Akio Saiki Toyota Industries 31
#12 Tokifumi Tanaka Brother Kogyo 28
#13 Seiji Oya Ngk Spark Plug Co. 24
#14 Motoyoshi KIMURA Sumitomo Electric Industries 23
#15 Kazushige Sakazaki Tokai Rubber Industries 22
#16 Hironori Koyama Tokai Rubber Industries 21
#17 Shoichi MORIMURA Okuma 20
#18 Masayuki Motomura Ngk Spark Plug Co. 18
#19 Tomonori Uemura Ngk Spark Plug Co. 17
#20 Hiroshi Kazino Aoyama Seisakusho Co. 16
#21 Takahiko ANDO Mitsubishi Electric 15
#22 Yasunobu Miyata Mitsubishi Motors 13
#22 Satoshi Tatsumi Nec 13
#24 Shoji Momoi Yamazaki Mazak 12
#24 Morikuni Kimura Yamazaki Mazak 12
#26 Shigetaka Yoshida Brother Kogyo 11
#26 Takashi Norihisa Okuma 11
#28 Yasuyuki Ohdaira Kabushikikaisha Taiheiseisakusho 10
#28 Kouichi Itoigawa Mitsubishi Electric 10
#28 Hiroaki Tanahashi Tokai Rubber Industries 10
#28 Sho Honda Ckd 10
#32 Yoshiaki Miyake Mitsubishi Electric 9
#32 Yasunori Nimura Sumitomo Riko Company Limited 9
#34 Kazuhiro Maki Aisin Seiki Kabushiki Kaisha 8
#34 Kaname Miwa Ngk Spark Plug Co. 8
#34 Shunji Maruyama Seiko Epson 8
#34 Shimpei Miyagawa Sumitomo Riko Company Limited 8
#38 Kenichi Kako Mitsubishi Electric 7
#38 Hisashi Wakako Ngk Spark Plug Co. 7
#38 Kazuhisa Itakura Ngk Spark Plug Co. 7
#38 Kadai Takeyama Sumitomo Riko Company Limited 7
#38 Kenji Yonemochi Dai Nippon Toryo Co. 7
#38 Ryuji Utsuno Aoyama Seisakusho Co. 7
#38 Ichiro Okamoto Alcan International Limited 7
#38 Makoto Origuchi Ngk Spark Plug Co. 7
#38 Kazutoshi Itoh Ckd 7
#47 Akira Iseki Yamazaki Mazak 6
#47 Hiromitsu Mizuno Mitsubishi Electric 6
#47 Takahiro Minatani Ckd 6
#47 Akiyoshi Satake Okuma 6