Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4877909 | Process for reducing aldehydes or ketones | Hajime Matsushita, Shigeo Ishiguro, Hiroshi Ichinose, Akira Izumi | 1989-10-31 |
| 4841055 | Desmosine derivatives and reagent for preparing artificial antigens | Takashi Matsumoto, Takashi Okada | 1989-06-20 |