Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D342309 | Gravity fed emergency eye/face wash station | Graham H. Paterson | 1993-12-14 |
| 5216765 | Gravity fed eye/face wash | Graham H. Paterson, Frederick M. Kappel, Bernard K. Bedwell | 1993-06-08 |
| D329490 | Faucet handle | Graham H. Paterson | 1992-09-15 |
| D328782 | Faucet | Graham H. Paterson | 1992-08-18 |