Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5216147 | Radioactive benzodiazepine derivatives | Iwao Nakatsuka, Kunio Shiba, Akira Yoshitake | 1993-06-01 |
| 4945162 | Novel radioactive propyl 2-iodospiroperidol and processes for the preparation thereof | Iwao Nakatsuka | 1990-07-31 |
| 4885152 | Radioactive benzodiazepine derivatives | Iwao Nakatsuka, Kunio Shiba, Akira Yoshitake | 1989-12-05 |
| 4739060 | Radioactive and non-radioactive iodobutyrophenone derivative | Hideo Saji, Iwoa Nakatsuka, Akira Yokoyama | 1988-04-19 |