Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5384401 | Chemical product usable as a non-radioactive carrier | Keietsu Takahashi, Nobuo Ueda | 1995-01-24 |
| 5077389 | Chemical product usable as a non-radioactive carrier | Keietsu Takahashi, Nobuo Ueda | 1991-12-31 |
| 4996312 | Porphyrin derivatives, and their production and use | Isao Sakata, Susumu Nakajima, Koichi Koshimizu, Natsuki Samejima, Kazumi Inohara +3 more | 1991-02-26 |
| 4849207 | Porphyrin derivatives | Isao Sakata, Susumu Nakajima, Koichi Koshimizu, Natsuki Samejima, Kazumi Inohara +3 more | 1989-07-18 |
| 4666697 | Radioactive diagnostic agent | Keietsu Takahashi, Nobuo Ueda | 1987-05-19 |
| 4645660 | Increasing labeling efficiency by forming diagnostic agent in the presence of ascorbic acid or the like | Keietsu Takahashi, Nobuo Ueda, Akira Yokoyama, Yoshiro Ohmomo | 1987-02-24 |
| 4564472 | 3-Aminomethylene-2,4-pentanedione bis(thiosemicarbazone) derivatives, and their production and use | Nobuo Ueda, Susumu Kondo | 1986-01-14 |
| 4556689 | Complex of biologically active protein with reactive high polymer having bonded thereto bifunctional chelate | Yoshiaki Murakami, Kunio Shiba, Akira Yoshitake, Keietsu Takahashi, Nobuo Ueda | 1985-12-03 |
| 4489053 | Stable radioactive diagnostic agent and a non-radioactive carrier therefor | Makoto Azuma | 1984-12-18 |
| 4474984 | 3-Aminomethylene-2,4-pentanedione bis(thiosemicarbazone) derivatives | Nobuo Ueda, Susumu Kondo | 1984-10-02 |
| 4440739 | Radioactive diagnostic agent and non-radioactive carrier therefor | Makoto Azuma | 1984-04-03 |
| 4439413 | Radioactive diagnostic agent for bone scanning and non-radioactive carrier therefor | Miki Hayashi, Keietsu Takahashi | 1984-03-27 |
| 4313928 | Composition for labeling of red blood cells with radioactive technetium | Makoto Kato | 1982-02-02 |
| 4256726 | .sup.99m Tc-Labeled radioactive diagnostic agent, and non-radioactive carrier therefor | Makoto Kato | 1981-03-17 |