Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4969508 | Wireless thermostat and room environment control system | Roger RIES | 1990-11-13 |
| 4824012 | Air flow damper control system | — | 1989-04-25 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4969508 | Wireless thermostat and room environment control system | Roger RIES | 1990-11-13 |
| 4824012 | Air flow damper control system | — | 1989-04-25 |