Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4689415 | Trans octahydroquinoline intermediate | Leland O. Weigel | 1987-08-25 |
| 4595754 | Process for preparing cis N-alkylperhydroquinolines | Leland O. Weigel | 1986-06-17 |
| 4587351 | Synthesis of ketones with calcium hypochlorite | Leland O. Weigel | 1986-05-06 |