Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4695052 | Hot water heating system using a heat consumption meter | — | 1987-09-22 |
| 4692574 | Differential pressure responsive switch | — | 1987-09-08 |
| 4671457 | Method and apparatus for controlling room temperature | — | 1987-06-09 |
| 4436506 | Control system for a gas heated water or air heater | — | 1984-03-13 |
| 4406400 | Diaphragm operated pressure regulator | — | 1983-09-27 |
| 4182488 | Pressure regulator | — | 1980-01-08 |