Issued Patents 2019
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10471555 | Method for manufacturing annular member | Kazuto Kobayashi | 2019-11-12 |
| 10369612 | Method and system for producing ring-shaped member for vehicle, and synchronizer ring | Kazuto Kobayashi, Hiroshi Koyama | 2019-08-06 |
| 10272485 | Method for manufacturing ring-shaped member | Kazuto Kobayashi | 2019-04-30 |