Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4844787 | Packaging bag for sheets for electrophoresis | Mutsuo Akao | 1989-07-04 |
| 4835302 | Method for producing indan derivatives | Tomoyuki Fujii | 1989-05-30 |
| 4812002 | Optical coupling device and method of making the same | Kenichi Mizuishi, Katuaki Chiba | 1989-03-14 |