Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5686553 | Copolyesters and molded articles comprising the same | Shinji Tai, Tetsuya Hara | 1997-11-11 |
| 5670608 | Polyamide and polyamide composition | Hideaki Oka, Shinichi Yokota, Hiroshi Hayashihara | 1997-09-23 |
| 5648449 | Copolyesters, molded articles from the same and aromatic triols used for producing the same | Shinji Tai, Tetsuya Hara, Akira Kageyu | 1997-07-15 |