YK

Yutaka Koma

JT Jtekt: 6 patents #275 of 1,969Top 15%
DI Disco: 4 patents #158 of 708Top 25%
Sumitomo Electric Industries: 1 patents #13,249 of 21,551Top 65%
SI Super Silicon Crystal Research Institute: 1 patents #17 of 32Top 55%
Overall (All Time): #515,249 of 4,157,543Top 15%
10
Patents All Time

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
8770848 Axle bearing system Shigeaki Furusawa, Keiichi Furukawa, Shigeru Inoue 2014-07-08
8657502 Inner ring of wheel bearing device, manufacturing method therefor, and wheel bearing device Shigeaki Furusawa, Shinichi Okubo 2014-02-25
8167498 Bearing apparatus for axle and method of manufacturing the same Joji Miyawaki, Takumi Harada, Shigeru Inoue 2012-05-01
8167500 Bearing apparatus for axle Keiichi Furukawa, Shigeru Inoue, Masafumi Masuda, Yoshishige Kasai, Shunichi Fujiwara 2012-05-01
8033735 Axle bearing assembly Keiichi Furukawa, Shigeaki Furusawa, Shigeru Inoue 2011-10-11
7736215 Polishing tool and polishing method and apparatus using same Sinnosuke Sekiya, Setsuo Yamamoto, Masashi Aoki 2010-06-15
7708353 Seal assembly for hub flange and slinger Shigeru Inoue, Chikayoshi Murotani, Shigeaki Furusawa, Takumi Harada 2010-05-04
6511895 Semiconductor wafer turning process Kiyoshi Arita, Hiroshi Haji, Tetsuhiro Iwai 2003-01-28
6343980 Flattening machine Kohzo Abe 2002-02-05
6159071 Semiconductor wafer grinding apparatus Motomi Kitano, Takashi Kouda 2000-12-12