Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4843076 | Dihydropyridine-5-phosphonic acid cyclic ester | Kiyotomo Seto, Ryozo Sakoda, Hiroo Matsumoto, Sakuya Tanaka | 1989-06-27 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4843076 | Dihydropyridine-5-phosphonic acid cyclic ester | Kiyotomo Seto, Ryozo Sakoda, Hiroo Matsumoto, Sakuya Tanaka | 1989-06-27 |