Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5693751 | Water soluble high molecular weight polymerized drug preparation | Yasuhisa Sakurai, Teruo Okano, Noriko Yamada, Shohei Inoue, Masayuki Yokoyama | 1997-12-02 |
| 5679765 | Polyether having heterofunctional groups at both ends, process for the preparation thereof and polymerization initiator therefor | Yasuhisa Sakurai, Teruo Okano, Masayuki Yokoyama, Yukio Nagasaki, Nobuyuki Ohsako +1 more | 1997-10-21 |