TN

Tetsuaki Numata

KC Koyo Seiko Co.: 10 patents #34 of 749Top 5%
JT Jtekt: 2 patents #749 of 1,969Top 40%
AC Aisin Aw Co.: 1 patents #1,133 of 2,011Top 60%
NC Nakanishi Metal Works Co.: 1 patents #34 of 95Top 40%
SF Skf France: 1 patents #28 of 55Top 55%
TC Taiho Kogyo Co.: 1 patents #179 of 332Top 55%
Overall (All Time): #424,732 of 4,157,543Top 15%
12
Patents All Time

Issued Patents All Time

Showing 1–12 of 12 patents

Patent #TitleCo-InventorsDate
7812599 Magnetized pulsar ring, and rolling bearing device with sensor using the same Yasuhiko Ishii, Naoki Morimura, Nobutsuna Motohashi, Yoshifumi Shige 2010-10-12
7798723 Rolling bearing assembly for wheel Yasuhiko Ishii, Naoki Morimura, Nobutsuna Motohashi, Hirochika Ueyama 2010-09-21
6892868 One-way clutch Yoshihisa Miura, Marc Le Calve 2005-05-17
6279439 Method for manufacturing a one-way clutch cage Takaaki Ikeda, Michiyuki Kamiji, Hiroyuki Maeda 2001-08-28
5642795 One-way clutch Yoshihisa Miura 1997-07-01
5632363 One-way clutch Tomomasa Kubo, Yoshihisa Miura 1997-05-27
5632179 Method of manufacturing an engaging element for one way clutch improving squareness of cam face relative to side surfaces Shigeo Maeda 1997-05-27
5570766 End bearing for one-way clutch Eichi Sato, Yoshihiro Kaku, Yuji Yokota, Hiroshi Shibata, Masanori Hatanaka +2 more 1996-11-05
5415258 One-way clutch having an outer ring whose internal portion is as hard as its periphery 1995-05-16
5291978 One way clutch having outer and inner retainers each made of plastics 1994-03-08
5156245 One-way clutch free from gear-tooth noise Satoshi Fujiwara, Yoshihisa Miura, Takaaki Ikeda 1992-10-20
5076408 One-way clutch having improved annular retainer plates Yomoyuki Togata 1991-12-31