Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7007857 | Compact vehicle heating apparatus and method | Harold R. Enander | 2006-03-07 |
| 6732940 | Compact vehicle heating apparatus and method | Harold R. Enander | 2004-05-11 |
| 6572026 | Compact vehicle heating apparatus and method | Harold R. Enander | 2003-06-03 |
| 6332580 | Compact vehicle heating apparatus and method | Harold R. Enander | 2001-12-25 |