Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4880616 | Stable stannous chloride composition for labeling with radioactive technetium | Makoto Azuma, Jun Takahashi, Nobuo Ueda | 1989-11-14 |
| 4849207 | Porphyrin derivatives | Isao Sakata, Susumu Nakajima, Koichi Koshimizu, Natsuki Samejima, Kazumi Inohara +3 more | 1989-07-18 |