HM

Hiroki Matsuyama

JT Jtekt: 13 patents #83 of 1,969Top 5%
KC Koyo Seiko Co.: 6 patents #78 of 749Top 15%
Mitsubishi Electric: 1 patents #15,491 of 25,717Top 65%
SS Sumitomo Wiring Systems: 1 patents #1,603 of 2,615Top 65%
Overall (All Time): #206,762 of 4,157,543Top 5%
21
Patents All Time

Issued Patents All Time

Showing 1–21 of 21 patents

Patent #TitleCo-InventorsDate
11407368 Wire protection member Yuji Tanaka 2022-08-09
10725458 Life prediction device 2020-07-28
9243667 Tapered roller bearing and power transmission device using tapered roller bearing Shigeo Kamamoto, Junji Murata 2016-01-26
8876397 Liquid lubricating tapered roller bearing device Kazutoshi Toda 2014-11-04
8641290 Tapered roller bearing Koji Kawaguchi, Yuzuru Takahashi, Kiyoshi Ogino 2014-02-04
8480308 Tapered roller bearing, tapered roller bearing apparatus, and automotive pinion shaft supporting apparatus utilizing same tapered roller bearing apparatus Naoki Masuda, Kazutoshi Toda, Kouji Kawaguchi, Hiroyuki Ohshima 2013-07-09
7950856 Tapered roller bearing Takashi Sada, Tomoya Hattori 2011-05-31
7874736 Oil-lubricated roller bearing assembly Hiroshi Ueno, Hiroyuki Chiba, Seiji Nakahama 2011-01-25
7874737 Tapered roller bearing and automotive pinion shaft supporting apparatus utilizing same tapered roller bearing Hiroyuki Chiba, Kazutoshi Toda 2011-01-25
7871201 Tapered roller bearing, tapered roller bearing apparatus, and automotive pinion shaft supporting apparatus utilizing same tapered roller bearing apparatus Hiroyuki Ohshima, Kazutoshi Toda, Kouji Kawaguchi, Naoki Masuda 2011-01-18
7677809 Tapered roller bearing, a tapered roller bearing assembly and a pinion-shaft supporting assembly using the same Hiroyuki Chiba, Masahiro Harada, Kazutoshi Toda, Kiyoshi Ogino, Koji Kawaguchi +2 more 2010-03-16
7645074 Fluid-lubricated type tapered roller bearing device and vehicle pinion shaft supporting assembly Hiroyuki Chiba, Kazutoshi Toda 2010-01-12
7484895 Tapered roller bearing and automotive pinion shaft supporting apparatus utilizing same tapered roller bearing Kouji Kawaguchi, Hiroyuki Ohshima, Naoki Masuda, Kazutoshi Toda 2009-02-03
7484894 Tapered roller bearing an automotive pinion shaft supporting apparatus utilizing same tapered roller bearing Kazutoshi Toda, Kouji Kawaguchi, Hiroyuki Ohshima, Naoki Masuda 2009-02-03
7350978 Taper roller bearing Hiroyuki Chiba, Masahiro Harada, Kazutoshi Toda, Kiyoshi Ogino, Koji Kawaguchi +2 more 2008-04-01
7281855 Tapered roller bearing and final reduction gear Hiroshi Ueno, Kazutoshi Toda, Hirofumi Dodoro, Shigeo Kamamoto, Liming Lou +8 more 2007-10-16
6893372 Roller bearing, transmission using the same and differential gear Akiyuki Suzuki, Yasunari Abo 2005-05-17
6860640 Tapered roller bearing Kanichi Kouda 2005-03-01
6817768 Roller bearing Akiyuki Suzuki, Yasunari Abo 2004-11-16
6789949 Roller bearing having streaked grinding trail on roller end face Akiyuki Suzuki, Yasunari Abo 2004-09-14
6623168 Tapered roller bearing Seiji Nakahama, Keiichi Furukawa 2003-09-23