Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6165378 | Polysaccharide derivative/magnetic metal oxide composite | Shigeo Maruno, Masakatsu Hasegawa, Takamasa Hanaichi, Katsutoshi Murase, Hisato Yamada +1 more | 2000-12-26 |
| 5766572 | Water-soluble carboxypolysaccharide-magnetic iron oxide complex having a small particle diameter | Masakatsu Hasegawa, Yoshio Ito, Hisato Yamada, Nahoko Tozawa, Yukari Hino +7 more | 1998-06-16 |
| 5424419 | Oxidized complex comprising water-soluble carboxypolysaccharide and magnetic iron oxide | Masakatsu Hasegawa, Yoshio Ito, Akihiro Mizutani, Kimio Hirose, Masahiro Ohgai +5 more | 1995-06-13 |
| 5328681 | Composition comprising magnetic metal oxide ultrafine particles and derivatized polysaccharides | Kyoji Kito, Masakatsu Hasegawa, Yoshio Ito, Akihiro Mizutani, Kimio Hirose +5 more | 1994-07-12 |
| 4398023 | .beta.-1,3-Glucanpolyol, process for preparation thereof, and utilization thereof | Hideki Miyachi, Akira Misaki, Mariko Kakuta, Mineo Nakayama | 1983-08-09 |