KO

Kei Okumura

SL Sumitomo Riko Company Limited: 10 patents #6 of 446Top 2%
TI Tokai Rubber Industries: 10 patents #34 of 557Top 7%
Honda Motor Co.: 3 patents #6,619 of 21,052Top 35%
DE Denso: 1 patents #6,940 of 11,792Top 60%
Overall (All Time): #202,529 of 4,157,543Top 5%
21
Patents All Time

Issued Patents All Time

Showing 1–21 of 21 patents

Patent #TitleCo-InventorsDate
12360522 Electronic control device 2025-07-15
10472475 Method of producing glass-fiber-reinforced thermoplastic resin molded object and glass-fiber-reinforced thermoplastic resin molded object obtained by the method Masayoshi Nakano, Junichiro Suzuki, Kanako Munenobu 2019-11-12
10393213 Vibration-damping device Junji Abe 2019-08-27
10351693 Glass-fiber-reinforced thermoplastic resin molding product, and production method therefor Masayoshi Nakano, Junichiro Suzuki, Motoshige Hibino, Wakako Michiyama, Yasuhiro Komiya 2019-07-16
10151370 Electromagnetic actuator, active vibration-control device and active vibration-damping device Tomohiro Kanaya 2018-12-11
9931923 Bracket-equipped vibration-damping device Kenji Oki, Tomohiro Kanaya 2018-04-03
9651111 Fluid-filled vibration damping device Mutsumi Muraoka, Tomomi Suzuki, Wakako Michiyama 2017-05-16
9541155 Mounting member for vibration damping device and vibration damping device using the same Wakako Michiyama, Yasuhiro Komiya 2017-01-10
9506522 Fluid-filled vibration damping device Yasuhiro Komiya, Akihito Tanahashi 2016-11-29
9365101 Fluid-filled vibration damping device 2016-06-14
9334922 Fluid-filled vibration damping device 2016-05-10
8556239 Fluid filled type vibration damping device Yasuhiro Komiya 2013-10-15
8474799 Fluid filled type vibration damping device Wakako Michiyama 2013-07-02
8474800 Fluid filled type vibration damping device Noritaka Matsuoka 2013-07-02
8104749 Vibration damping device equipped with rubber heat-insulating cover Tomohiro Kanaya, Hitoshi Naito 2012-01-31
8083216 Vibration damping device equipped with rubber heat-insulating cover Tomohiro Kanaya 2011-12-27
7413174 Fluid-filled type vibration-damping device Tomohiro Kanaya 2008-08-19
7188830 Fluid-filled active damping apparatus Kazuhiko Kato 2007-03-13
7128311 Active vibration damping actuator and active damping apparatus using the same Katsuhiro Goto, Hajime Maeno, Kazuhiko Kato, Kouichi Maeda, Tetsuo Mikasa +3 more 2006-10-31
6994332 Active vibration damping actuator and active damping apparatus using the same Katsuhiro Goto, Hajime Maeno, Kazuhiko Kato, Kouichi Maeda, Tetsuo Mikasa +3 more 2006-02-07
6863269 Fluid filled vibration damping device Hajime Maeno, Koichi Maeda 2005-03-08