Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5698228 | Wound healing composition using squid chitin and fish skin collagen | Mitsuo Takai, Yuichi Shimizu, Kunio Yamazaki, Yoshiteru Kumabayashi, Hideki Shimizu +1 more | 1997-12-16 |