Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4874762 | 2-amino-4-nicotinoylamino-6-aryl-s-triazines as nootropic agents | Kiyoshi Kimura, Masaru Tamura | 1989-10-17 |
| 4873242 | 2,4-diamino-6-substituted-phenyl-S-triazines as nootropic agents | Kiyoshi Kimura, Takashi Ogasawara | 1989-10-10 |