Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6252034 | Process for producing a polycarbonate resin | Kazuhiro Uenishi, Toru Sawaki, Katsushi Sasaki | 2001-06-26 |
| 5816697 | Viscous liquid stirring device and a process for producing polycarbonate by using the stirring device | Tomoaki Nogata, Toru Sawaki, Takeshi Muraoka | 1998-10-06 |