Issued Patents All Time
Showing 51–58 of 58 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4647625 | Process for modifying conjugated diene polymers | Mitsuyoshi Aonuma, Hiroyuki Watanabe, Haruki Kawada, Kohkichi Noguchi, Shuichi Akita +2 more | 1987-03-03 |
| 4555547 | Rubber composition for tire treads | Shuichi Akita, Toshio Namizuka | 1985-11-26 |
| 4555548 | Rubber composition for tire treads | Shuichi Akita, Takeshi Chida | 1985-11-26 |
| 4427831 | Rubber materials having excellent grip on ice | Keiji Komuro | 1984-01-24 |
| 4414363 | Rubber composition | Shuichi Akita, Takeshi Chida, Hiroyuki Watanabe | 1983-11-08 |
| 4321168 | Process for preparing rubber composition for tire treads | Shuichi Akita, Hiroshi Hirakawa, Asahiro Ahagon | 1982-03-23 |
| 4316503 | Solderless heat exchanger | Shogo Kurachi, Masami Tamura | 1982-02-23 |
| 4224197 | Rubber composition for tire tread | Shuichi Akita | 1980-09-23 |