Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6197942 | Chitooligosaccharide derivative | — | 2001-03-06 |
| 5696098 | Partially N-acylated compound of chitooligosaccharide, salt thereof, and use thereof | — | 1997-12-09 |
| 5252468 | Process for producing deacetylase from Vibrio cholerea IFO 15429 | Shizu Fujishima, Fumiko Yaku, Ryutarou Tanaka, Naoko Yamano | 1993-10-12 |
| 4970150 | Process for preparing chitosan oligosaccharides | Fumiko Yaku, Ryutarou Tanaka, Shizu Fujishima, Masaru Miya | 1990-11-13 |
| 4746611 | Process for recovering cellulases | Shizu Fujishima, Fumiko Yaku | 1988-05-24 |