Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7223815 | Polylactic acid composition containing modifier | Shouji Imamura, Toshiro Ariga, Takashi Mihara | 2007-05-29 |
| 5403897 | Process for producing lactic acid-based copolyester and packaging material | Hiroshi Ebato, Satoshi Oya, Yasutoshi Kakizawa, Kosuke Arai | 1995-04-04 |