Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5866677 | Method and system for producing poly (lactic acid) | Hiroshi Maeda, Kunihiko Shimizu, Yutaka Miyakawa, Koji Yamamoto, Hitomi Ohara +3 more | 1999-02-02 |
| 5756603 | Apparatus and method for producing 2-hydroxycarboxylic acid oligomer | Hiroshi Maeda, Kunihiko Shimizu, Yuji Kurishiro, Kazuhisa Fujisawa | 1998-05-26 |