Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7031106 | Sealing member, rolling bearing, thin motor, and bearing device | — | 2006-04-18 |
| 6715923 | Double row bearing device | Hideo Ouchi, Toru Takamizawa | 2004-04-06 |
| 6712518 | Preloading method for preload-adjustable rolling bearing and manufacture of the same | Toru Takamizawa, Daijiro Kitahara | 2004-03-30 |
| 6446339 | Preloading method for preload-adjustable rolling bearing | Toru Takamizawa, Daijiro Kitahara | 2002-09-10 |
| 6394657 | Preloading method for preload-adjustable rolling bearing and manufacture of the same | Toru Takamizawa, Daijiro Kitahara | 2002-05-28 |
| 6202306 | Method for manufacturing pre-loaded double-row rolling bearing unit | — | 2001-03-20 |
| 6000855 | Outer ring spacer for double row rolling bearing unit | — | 1999-12-14 |
| 5996230 | Double-row, ball bearing and method of producing the same | Daijiro Kitahara, Shiro Saito | 1999-12-07 |
| 5863136 | Method of reducing axial runout of a rolling bearing unit and a rolling bearing unit in which axial runout has been reduced | — | 1999-01-26 |
| 5785432 | Outer ring spacer for double row rolling bearing unit | — | 1998-07-28 |
| 5599111 | Double-row, ball bearing and method of producing the same | Daijiro Kitahara, Shiro Saito | 1997-02-04 |
| 5547291 | Preloaded rolling bearing units | Shiro Saito, Daijiro Kitahara | 1996-08-20 |
| 5509198 | Preloading method for preload-adjustable rolling bearing and manufacture of the same | Toru Takamizawa, Daijiro Kitahara | 1996-04-23 |
| 5341569 | Preloading method for preload-adjustable rolling bearing and manufacturing method of the same | Toru Takamizawa | 1994-08-30 |