Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4797400 | Piperazine compounds and anti-ulcer composition containing the same | Hiroshi Ohtaka, Kenji Yoshida, Kenji Suzuki, Koichi Shimohara, Keizo Ito | 1989-01-10 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4797400 | Piperazine compounds and anti-ulcer composition containing the same | Hiroshi Ohtaka, Kenji Yoshida, Kenji Suzuki, Koichi Shimohara, Keizo Ito | 1989-01-10 |