Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12103332 | Retainer for angular contact ball bearing, angular contact ball bearing, and hub unit bearing | Tatsuo Wakabayashi | 2024-10-01 |
| 8998498 | Tapered roller bearing and manufacturing method for retainer of tapered roller bearing | Hironori Mizuki, Masahiro Kita, Hiroki Maejima, Kinji Yukawa, Tomoharu Saito +1 more | 2015-04-07 |