Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5639518 | Method for manufacturing biodegradable molded articles | Sadamasa Ando, Taizo Karasawa, Takayuki Kurisaka, Yoshiyuki Otani | 1997-06-17 |
| 5591491 | Method for manufacturing biodegradable molded articles | Sadamasa Ando, Taizo Karasawa | 1997-01-07 |