Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5302636 | Rubber composition | Hiroshi Takino, Makoto Komai, Satoshi Iwama, Yuji Yamaguchi, Rinichi Nakayama +2 more | 1994-04-12 |
| 4946887 | Tire tread rubber composition and tire for passenger car | Hiroshi Takino, Satoshi Iwama, Noriyuki Isobe, Hiroyuki Tobori, Makoto Komai | 1990-08-07 |
| 4908401 | Rubber composition for tire tread | Satoshi Iwama, Eiji Ida, Noriyuki Isobe | 1990-03-13 |
| 4745150 | Rubber composition for tire treads | Eiji Ida | 1988-05-17 |