Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4888351 | 3-phenoxy (or phenylthia) cyclopentanecarbonylamino acid analogues | Tadao Okegawa, Yoshinobu Arai | 1989-12-19 |
| 4843094 | Derivatives of p-guantidinobenzoic acid and pharmaceutical agents containing them as active ingredient | Yoshinobu Arai, Hiroyuki Ohno | 1989-06-27 |
| 4829078 | 3-phenoxy (or phenylthio)--cyclopentanecarbonylamino acid analogues | Tadao Okegawa, Yoshinobu Arai | 1989-05-09 |