Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5599274 | Trophotropic response system | Robert W. Fish | 1997-02-04 |
| 5577990 | Trophotropic response method | William Lee, Robert W. Fish, Clive Bolton | 1996-11-26 |
| 5518497 | Trophotropic response system | William Lee, Robert W. Fish, Clive Bolton | 1996-05-21 |