Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12305703 | Tapered roller bearing and cage | — | 2025-05-20 |
| 11143240 | Inner ring unit and tapered roller bearing | Ichiro Kojima, Yuka Sato | 2021-10-12 |
| 10865830 | Tapered roller bearing | Kanichi Koda, Haruo Kimura, Yuichi Masuda | 2020-12-15 |
| 10527096 | Rolling bearing | Takashi Iwata | 2020-01-07 |
| 10520017 | Tapered roller bearing | Akiyuki Suzuki, Hiroyuki Ohshima | 2019-12-31 |
| 10514063 | Rolling bearing | Yasuhiko Ishii, Takashi Iwata | 2019-12-24 |
| 10415643 | Rolling bearing | — | 2019-09-17 |
| 10253813 | Rolling bearing | Yasuhiko Ishii, Takashi Iwata | 2019-04-09 |
| 10247241 | Rolling bearing | — | 2019-04-02 |
| 10174790 | Rolling bearing | Yasuhiko Ishii, Takashi Iwata | 2019-01-08 |
| 10054164 | Rolling bearing | Yasuhiko Ishii, Takashi Iwata | 2018-08-21 |
| 10030707 | Rolling bearing | — | 2018-07-24 |
| 9995343 | Rolling bearing | — | 2018-06-12 |
| 9951813 | Rolling bearing | Takashi Iwata | 2018-04-24 |
| 7909515 | Double row ball bearing and differential gear device | Atsushi Takimoto | 2011-03-22 |
| 6794342 | Grease composition and rolling bearing lubricated by the grease composition | Hiroshi Komiya, Atsushi Yao, Nao Ito | 2004-09-21 |