Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5679371 | Wound dressing | Masao Tanihara, Yoshiharu Fukunishi | 1997-10-21 |
| 5658592 | Medical crosslinked polymer gel of carboxylic polysaccharide and diaminoalkane | Masao Tanihara | 1997-08-19 |