Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6469622 | Automobile rear combination lamp | Takayuki Komatsu, Masayoshi Tajima | 2002-10-22 |
| 5219938 | Modified diene polymer rubbers | Akio Imai, Keisaku Yamamoto | 1993-06-15 |
| 5189109 | Modified diene polymer rubbers | Akio Imai | 1993-02-23 |
| 5128416 | Modified diene polymer rubbers | Akio Imai, Keisaku Yamamoto | 1992-07-07 |
| 5015692 | Process for preparing modified diene polymer rubbers | Hiroyoshi Takao, Akio Imai, Mitsuji Tsuji | 1991-05-14 |
| 4885338 | Modified diene polymer rubbers | Hiroyoshi Takao, Akio Imai | 1989-12-05 |
| 4845173 | Process for producing thermoplastic elastomers | Nobuyuki Yoshida, Akio Imai | 1989-07-04 |
| 4743652 | Elastomeric copolymer of aromatic vinyl compounds and butadiene | Nobuyuki Yoshida, Yasushi Okamoto, Akio Imai, Hiroshi Furukawa, Yuichi Saito | 1988-05-10 |
| 4523618 | Branched polymer, process for the preparation thereof, tire tread rubber composition and tire | Keisaku Yamamoto, Nobuyuki Yoshida, Yasushi Okamoto, Akio Imai, Hiroshi Furukawa +1 more | 1985-06-18 |
| 4385151 | Composition containing isoprene polymer | Hiroshi Furukawa, Yuichi Saito, Akio Imai, Keisaku Yamamoto, Nobuyuki Yoshida | 1983-05-24 |