KK

Koji Kametaka

NT Ntn: 5 patents #288 of 1,364Top 25%
EC Eagle Industry Co.: 2 patents #115 of 314Top 40%
NC Ntn Toyo Bearing Co.: 1 patents #30 of 90Top 35%
Overall (All Time): #653,113 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
8596146 Sensor-equipped bearing for wheel Yujiro Ono, Kentarou Nishikawa, Takayuki Norimatsu, Kentaro Ikki, Toru Takahashi 2013-12-03
8128097 Mechanical seal Satoshi Yasu, Kenji Kiryu 2012-03-06
7870654 Mechanical seal device Kenji Kiryu 2011-01-18
7011451 Rotating speed sensor unit and wheel bearing assembly carrying the same Eiji Tajima, Hisashi Ohtsuki, Akio Sakaguchi 2006-03-14
6979001 Wheel bearing and sealing device therefor Hisashi Ohtsuki, Takayuki Norimatsu, Eiji Funahashi, Motoharu Niki, Katsumi Sugiyama +1 more 2005-12-27
6637754 Wheel bearing and sealing device therefor Hisashi Ohtsuki, Takayuki Norimatsu, Eiji Funahashi, Motoharu Niki, Katsumi Sugiyama 2003-10-28
6573705 Rotating speed sensor unit and wheel bearing assembly carrying the same Eiji Tajima, Hisashi Ohtsuki, Akio Sakaguchi 2003-06-03
4856916 Conducting rolling bearing Hideji Ito, Yukihisa Tsumori 1989-08-15