JO

Junya Ooitsu

KC Koyo Seiko Co.: 8 patents #54 of 749Top 8%
📍 Kashiwara, JP: #34 of 221 inventorsTop 20%
Overall (All Time): #662,512 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
6808310 Rolling bearing Hiroshi Toyota 2004-10-26
6682224 Bearing cage and rolling bearing having the same Hiroshi Toyota 2004-01-27
6527642 Power transmission coupling and power transmission apparatus Hirokazu Arai, Takeshi Tsuda 2003-03-04
6513981 Retainer for rolling bearing and manufacturing method therefor 2003-02-04
6394249 One-way clutch Hajime Tazumi, Yoshitaka Nakagawa, Masayuki Kitamura 2002-05-28
6138804 One-way clutch and auxiliary machine using the same Hajime Tazumi, Yoshitaka Nakagawa 2000-10-31
6116393 Pulley unit Yasuhito Tanaka, Hajime Tazumi, Yoshitaka Nakagawa 2000-09-12
6095301 Pulley unit Hideki Fujiwara, Yasuhito Tanaka, Yoshitaka Nakagawa, Hajime Tazumi 2000-08-01