Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5310800 | Thermoplastic elastomer | Shizuo Shimizu, Akira Uchiyama, Katsuo Okamoto, Yasuhiko Otawa | 1994-05-10 |
| 4908412 | Thermoplastic elastomer composition excellent in heat bondability | Yasuhiko Otawa, Toshiyuki Maeda, Katsuo Okamoto | 1990-03-13 |
| 4897298 | Laminate and molded article prepared therefrom | Yasuhiko Otawa, Toshiyuki Maeda, Katsuo Okamoto, Noboru Sakamaki, Shizuo Shimizu | 1990-01-30 |
| 4894289 | Laminate and molded article prepared therefrom | Yasuhiko Otawa, Toshiyuki Maeda, Katsuo Okamoto, Noboru Sakamaki, Shizuo Shimizu | 1990-01-16 |