Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6384185 | Process for purifying polycarbonate resin solution | Minoru Inada, Toshiaki Asoh, Makoto Mizutani | 2002-05-07 |
| 5717055 | Production method of polycarbonate resin pellets | Toshikazu Umemura, Toshiaki Takata, Yuji Mori | 1998-02-10 |
| 5182363 | Process for producing powder aggregate particle of high molecular weight polycarbonate resin | Toshiaki Asoh | 1993-01-26 |