Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5696222 | Process for the production of polycarbonate | Hiroaki Kaneko, Wataru Funakoshi | 1997-12-09 |
| 5668202 | Process for production of stabilized polycarbonate | Masumi Hirata, Wataru Funakoshi | 1997-09-16 |