Issued Patents All Time
Showing 26–34 of 34 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9212820 | Furnace burner box | Hans Juergen Paller | 2015-12-15 |
| 9170029 | Condensate trap for heating-cooling systems | Hans Juergen Paller | 2015-10-27 |
| 8788104 | Heating, ventilating and air conditioning (HVAC) system with an auxiliary controller | Darko Hadzidedic | 2014-07-22 |
| 8646442 | Clamshell heat exchanger | Shailesh Manohar, Floyd E. Cherington, Hans Juergen Paller, John W. Whitesitt, Jianmin Zhang | 2014-02-11 |
| 8260444 | Auxiliary controller of a HVAC system | Darko Hadzidedic | 2012-09-04 |
| 7036498 | Multi-position furnace | Matthew S. Riepenhoff, Floyd E. Cherington, Cyril E. Fowble, IV, Charles T. Post, Randy D. Smith | 2006-05-02 |
| 6485294 | NOx reduction device | Matthew S. Riepenhoff, Randy D. Smith, Hugh E. Vinson | 2002-11-26 |
| 5655514 | Fuel-fired fireplace insert with integral combination draft hood and heat exchanger structure | James T. Barth | 1997-08-12 |
| 5320520 | Gas burner assembly for simulating a natural log fire | James T. Barth | 1994-06-14 |