Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7781600 | Process for purifying hydroxycarboxylic acid, process for producing cyclic ester, and process for producing polyhydroxycarboxylic acid | Tomoyuki Ogawa, Tomohiro Hoshi, Kentaro Otawara | 2010-08-24 |