Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5514943 | Multi-speed motor control system | — | 1996-05-07 |
| 5498097 | Generator set mounting clamp | — | 1996-03-12 |
| 4758918 | Advanced latching circuit | — | 1988-07-19 |
| 4587403 | Thermostat setback controller sub-base | — | 1986-05-06 |
| 4489568 | Ground water heat pump system | — | 1984-12-25 |
| 4461157 | Ground water heat pump system for low yield well | — | 1984-07-24 |