Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6892779 | Assembly of a pneumatic tire and a rim, a pneumatic tire and a rim for a pneumatic tire | Hiroki Sawada, Mitsuo Hashimoto, Yuichiro Ogawa | 2005-05-17 |
| 6591880 | Pneumatic tire including zig-zag circumferential fine grooves | Hiroyuki Matsumoto, Akiyoshi Shimizu | 2003-07-15 |
| 6012499 | Pneumatic tire including inclined grooves and connection grooves | — | 2000-01-11 |
| 5769977 | Pneumatic tire with grooves having bending or winding portion | — | 1998-06-23 |
| 5690761 | Pneumatic tire including blocks | — | 1997-11-25 |