Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7882825 | Air intake heater with flanged heating element | — | 2011-02-08 |
| 7614388 | Flanged heating element with thermal expansion joint | — | 2009-11-10 |
| 6062206 | PCV heater and method for manufacturing same | Kirk A. Nelson, Gary C. Edwards | 2000-05-16 |
| 5970962 | PCV heater and method for manufacturing same | Kirk A. Nelson, Gary C. Edwards | 1999-10-26 |