Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5670662 | Pyranones | John B. Crosby, Andrew John Blacker | 1997-09-23 |
| 5527916 | Pyranones | Andrew John Blacker, John B. Crosby | 1996-06-18 |
| 5443970 | Pyranones | Andrew John Blacker, John B. Crosby | 1995-08-22 |
| 5443971 | Pyranones | Andrew John Blacker, John B. Crosby | 1995-08-22 |