Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6780283 | Wet friction material and manufacturing method therefor | Keisuke Torii | 2004-08-24 |
| 6758311 | Band braking device, and method of manufacturing annular brake band | Kazuyuki Fujita | 2004-07-06 |