Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5702827 | Olefin thermoplastic elastomer and laminate thereof | Yuichi Itoh, Akira Uchiyama, Toru Takehara | 1997-12-30 |
| 5621021 | Erasable writing ink composition | Koji Yoshioka, Yasuaki Ogiwara, Mitsuhiko Furusawa | 1997-04-15 |
| 5596042 | Olefin thermoplastic elastomer and laminate thereof | Yuichi Itoh, Akira Uchiyama, Toru Takehara | 1997-01-21 |