Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8304490 | Polylactic acid and manufacturing process thereof | Yoshiharu Kimura, Zhen Tang, Kazuki Fukushima, Kiyotsuna Toyohara, Ryuji Nonokawa +3 more | 2012-11-06 |
| 8263690 | Polylactic acid composition | Hirotaka Suzuki, Kiyotsuna Toyohara | 2012-09-11 |
| 8211986 | Method for producing polylactic acid block copolymer | Zhen Tang | 2012-07-03 |