Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4777260 | Synthesis of nizatidine intermediate | Charles W. Ryan | 1988-10-11 |
| 4645861 | 3-sulfonylamino-4-amino phenyl acyl derivatives | Charles W. Ryan | 1987-02-24 |
| 4501921 | Synthesis of alkylidene intermediates | Charles W. Ryan | 1985-02-26 |