Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4929728 | Process for preparing 3-(1H-tetrazol-5-yl)-4(3H)-quinazolinone | Ji-Wang Chern, Chia-Yin Chen | 1990-05-29 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4929728 | Process for preparing 3-(1H-tetrazol-5-yl)-4(3H)-quinazolinone | Ji-Wang Chern, Chia-Yin Chen | 1990-05-29 |