Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5197664 | Method and apparatus for reducing thermal stress on heat exchangers | — | 1993-03-30 |
| 5186386 | Two stage furnace control | — | 1993-02-16 |
| 5027789 | Fan control arrangement for a two stage furnace | — | 1991-07-02 |
| 5005365 | Thermostat speed bar graph for variable speed temperature control system | — | 1991-04-09 |
| 4982721 | Restricted intake compensation method for a two stage furnace | — | 1991-01-08 |
| 4976459 | Warmup method for a two stage furnace | — | 1990-12-11 |
| 4942613 | Service thermostat | — | 1990-07-17 |
| 4268971 | Optimum low profile continuous crossflow grain drying and conditioning method and apparatus | Ronald T. Noyes, Eugene E. Williams | 1981-05-26 |