Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5689957 | Temperature controller for low voltage thermoelectric cooling or warming boxes and method therefor | Roger S. DeVilbiss | 1997-11-25 |
| 5690849 | Current control circuit for improved power application and control of thermoelectric devices | Roger S. DeVilbiss, Tony Quisenberry | 1997-11-25 |
| 5682748 | Power control circuit for improved power application and temperature control of low voltage thermoelectric devices | Roger S. DeVilbiss, Tony Quisenberry | 1997-11-04 |