Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4645660 | Increasing labeling efficiency by forming diagnostic agent in the presence of ascorbic acid or the like | Keietsu Takahashi, Nobuo Ueda, Masaaki Hazue, Akira Yokoyama | 1987-02-24 |
| 4619823 | Radioactive iodine labeled metaraminol and diagnostic agent containing platelets labeled therewith | Akira Yokoyama | 1986-10-28 |