Issued Patents 2003
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6651714 | Pneumatic tire | — | 2003-11-25 |
| 6588469 | Tire noise reducing system | Naoki Yukawa, Tokuzo Nakajima, Masami Nishikawa, Hideaki Sugihara | 2003-07-08 |
| 6575214 | Vehicle tire including tread portion defined by cycloid curve or epicycloid curve | Naoaki Iwasaki | 2003-06-10 |
| 6533009 | Noise damper for pneumatic tire | — | 2003-03-18 |