Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D377000 | Automobile tire | — | 1996-12-31 |
| 5445201 | Heavy duty pneumatic tires preventing uneven wearing | Yasutoshi Aoki, Naoto Yamagishi, Shinji Usui | 1995-08-29 |
| 5131444 | Heavy duty pneumatic tires including stepped tread zones for preventing uneven wearing | Yasutoshi Aoki, Naoto Yamagishi, Shinji Usui | 1992-07-21 |
| 5119857 | Pneumatic radial tires including shoulder recesses | — | 1992-06-09 |
| 4934430 | Pneumatic radial tire | Hiroyuki Koseki, Yasuhiko Kobayashi | 1990-06-19 |
| 4934429 | Low-section pneumatic radial tires | Hiroyuki Koseki, Yoshinobu Shoyama | 1990-06-19 |
| 4905748 | Heavy duty pneumatic tire | Takehiro Tsukamoto | 1990-03-06 |
| 4840210 | Heavy duty pneumatic radial tires | — | 1989-06-20 |