Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6020860 | Antenna inner conductor and shorts system | — | 2000-02-01 |
| 5531887 | Manually operated reverse osmosis desalinization system | — | 1996-07-02 |
| 5403472 | Control of bromination of drinking water | David Gordon Allen, Bruce G. Merrill | 1995-04-04 |
| 5348663 | Control of bromination of drinking water | David Gordon Allen, Bruce G. Merrill | 1994-09-20 |