Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6668136 | Integral heating and cooling unit | Sam W. Henry, Paul Neilson, Steven U. Nestel, Donald M. Cunningham | 2003-12-23 |
| 6633727 | Integrated heater and controller assembly | John Henrie, Myron Jensen, Steve U. Nestel, Lorin T. Adkins | 2003-10-14 |
| 6485323 | Adapter assembly for heaters and the like | John Henrie, Myron Jensen, Steve U. Nestel | 2002-11-26 |