Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4894457 | 7-bromo-beta-carboline compound and method for producing same | Masaaki Kubo, Hiroshi Umezawa | 1990-01-16 |
| 4760195 | Method for producing a 5-bromo-1-pentanal compound or an acetal derivative thereof | Masaaki Kubo | 1988-07-26 |