Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4649979 | Bicycle tire | Masahiro Nagamine, Takayuki Tagawa | 1987-03-17 |
| D285296 | Bicycle tire tread | Harunori Okamoto, Eiji Fukuchi | 1986-08-26 |
| 4570689 | Bicycle tire tread | Harunori Okamoto, Eiji Fukuchi | 1986-02-18 |