Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6796349 | Pneumatic tire including protrusion dividing groove space of main groove having groove width narrowed during inflation | Yukio Tozawa | 2004-09-28 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6796349 | Pneumatic tire including protrusion dividing groove space of main groove having groove width narrowed during inflation | Yukio Tozawa | 2004-09-28 |