Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5679186 | Pneumatic tire with sipes | Akio Yamamoto | 1997-10-21 |
| 5660655 | Tire and rim combination with exhaust ribs in tire bead | Yoshiaki Uemura, Masanao Yoshida | 1997-08-26 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5679186 | Pneumatic tire with sipes | Akio Yamamoto | 1997-10-21 |
| 5660655 | Tire and rim combination with exhaust ribs in tire bead | Yoshiaki Uemura, Masanao Yoshida | 1997-08-26 |