Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7157544 | Process for producing polycarbonate oligomer and process for producing polycarbonate resin using the same | Kazuhiro Andou, Kazuaki Shiomi | 2007-01-02 |
| 5118726 | Polycarbonate resin composition for radiation sterilization | Makoto Mizutani, Satoshi Nagai, Mitsuhiko Masumoto | 1992-06-02 |