Issued Patents 1997
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5696235 | Polyimide AMD process for producing the same | Takeshi Hashimoto, Takeshi Nishigaya | 1997-12-09 |
| 5663287 | Polyimide and process for producing the same | Takeshi Hashimoto, Takeshi Nishigaya, Tatsuya Hariko | 1997-09-02 |
| 5635563 | Polyaniline derivatives and their production process | — | 1997-06-03 |
| 5623020 | Polyaniline derivatives and their production process | — | 1997-04-22 |
| 5621053 | Polyaniline derivatives and their production process | — | 1997-04-15 |