Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4357389 | Polymer dope composition, composite fibers made therefrom and process for making same | Tetsuo Matsushita, Atsushi Ishida, Tamio Ishitobi, Shigemitsu Muraoka | 1982-11-02 |