Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6165378 | Polysaccharide derivative/magnetic metal oxide composite | Shigeo Maruno, Masakatsu Hasegawa, Takamasa Hanaichi, Katsutoshi Murase, Hideo Nagae +1 more | 2000-12-26 |
| 5766572 | Water-soluble carboxypolysaccharide-magnetic iron oxide complex having a small particle diameter | Masakatsu Hasegawa, Yoshio Ito, Hideo Nagae, Nahoko Tozawa, Yukari Hino +7 more | 1998-06-16 |