Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4879383 | Urea derivatives | Yoshitsugu Sakata, Kazunari Hashidume, Tsutomu Iwata, Toyoharu Mukai | 1989-11-07 |
| 4861597 | Novel functionallized liposomes and a process for production thereof | Isako Kitabata, Kazuhisa Kubotsu, Yoshitsugu Sakata | 1989-08-29 |