Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5614298 | Biodegradable nonwoven fabrics and method of manufacturing same | Hiroshi Tanaka, Yoshiki Miyahara, Kouji Esaki, Shigetaka Nishimura, Takashi Inoue | 1997-03-25 |
| 5609809 | Method of manufacturing biodegradable nonwoven fabrics | Hiroshi Tanaka, Yoshiki Miyahara, Kouji Esaki, Shigetaka Nishimura, Takashi Inoue | 1997-03-11 |