Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6055359 | DC motor drive control with improved current sensing | — | 2000-04-25 |
| 5123080 | Compressor drive system | Richard R. Garcia, Charles B. Ingram | 1992-06-16 |
| 5063372 | Door ajar alarm for refrigeration unit | — | 1991-11-05 |
| 4893479 | Compressor drive system | Richard R. Garcia, Charles B. Ingram | 1990-01-16 |
| 4800292 | Temperature sensing circuit | — | 1989-01-24 |
| 4747009 | Air conditioner clutch control device | Richard R. Garcia | 1988-05-24 |
| 4616485 | Temperature controller for an air conditioning apparatus | Ronald E. Ellis, Michael D. Robertson | 1986-10-14 |
| 4458199 | Link regulator with feed forward switching control | William E. Evans | 1984-07-03 |
| 4447867 | Multiphase inverter drive circuit with synchronized switching delay feature | William E. Evans | 1984-05-08 |
| 4441062 | Missing pulse detector for a synchronous motor drive | William E. Evans | 1984-04-03 |