HO

Hirofumi Okuda

TI Tokai Rubber Industries: 3 patents #126 of 557Top 25%
ZG Zexel Gmbh: 3 patents #72 of 348Top 25%
TW Toyoda Machine Works: 1 patents #4 of 21Top 20%
TO Toyota: 1 patents #15,335 of 26,838Top 60%
Overall (All Time): #752,540 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
7348058 Electrically conductive roll Hiroshige Hiramatsu, Satoshi Suzuki 2008-03-25
7288058 Semi-conductive roll Akihiko Kaji, Motoharu Ishihara, Yasuki Ohtake 2007-10-30
7152446 Method of forming internal gear, and internal gear Yukio Wada, Yasufumi Nakamura, Akinao Minegishi 2006-12-26
6454688 Charging roll whose outermost layer contains grafted carbon Yuichiro Maruyama, Hiroyasu Kato, Hiroki Sugiura 2002-09-24
6117038 Power transmission device Makoto Nishiji 2000-09-12
5669844 Lubrication system for a parallel-axis differential Akinori Homan, Kiyonari Ishikawa 1997-09-23
5529547 Differential Shiro Ichiki, Hideyuki Sato 1996-06-25