Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6787493 | Biodegradable formable filament nonwoven fabric and method of producing the same | Koichi Nagaoka, Fumio Matsuoka | 2004-09-07 |
| 5905046 | Biodegradable and hydrolyzable sheet | Yasushi Takeda, Toshiya Okubo, Chieko Arita, Chizu Otani, Yoshishige Yoshioka +1 more | 1999-05-18 |
| 5688582 | Biodegradable filament nonwoven fabrics and method of manufacturing the same | Koichi Nagaoka, Shigetaka Nishimura, Fumio Matsuoka, Yasuhiro Yonezawa, Keiko Sakota | 1997-11-18 |