Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4885419 | 1,2-Di(4-isobutylphenyl)hydrocarbon and its preparation and uses as intermediate | Isoo Shimizu, Yasuo Matsumura | 1989-12-05 |
| 4836966 | Binder for ceramics | Isoo Shimuzu, Yasuo Matsumura | 1989-06-06 |
| 4814494 | Method for producing (aryl substituted) carboxylic acid or its salt | Isoo Shimizu, Yasuo Matsumura | 1989-03-21 |