Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4889953 | Glycerol derivatives, their production and use | Keizo Inoue, Tetsuya Okutani | 1989-12-26 |
| 4845219 | Nitrogen- and sulfur-containing lipid compounds their production and use | Keizo Inoue, Tetsuya Aono | 1989-07-04 |
| 4833772 | Automatic tool changing apparatus | Mitsuo Kobayashi | 1989-05-30 |