Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4874882 | Process for preparing monosodium phosphoenolpyruvate | Naotaka Hamasaki, Hirotaka Kawamura, Norio Ohtsu, Ichiro Nakakoshi, Kiyosi Oomori +1 more | 1989-10-17 |
| 4831190 | Trifluorohydroxyaromatic acid and preparation thereof | Masayoshi Oku | 1989-05-16 |