Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5041440 | Dithiolane derivatives | Kunikazu Hiraga, Keisuke Nakayama, Matazaemon Uchida | 1991-08-20 |
| 4863925 | Cyclohexanedione derivative for hepatic disorders and a process for producing the same | Kunikazu Hiraga, Keisuke Nakayama, Matazaemon Uchida | 1989-09-05 |