Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11040794 | Direct gas-fired process air heater assembly utilizing a premix burner applied to a shrink wrap conveyer oven | — | 2021-06-22 |
| 9163856 | Hot air heater and blower assembly | — | 2015-10-20 |
| 8726539 | Heater and controls for extraction of moisture and biological organisms from structures | Marc David Braun, Jeffrey A. Kieffer | 2014-05-20 |
| 8693855 | Infra-red heater assembly | Jeffrey A. Kieffer | 2014-04-08 |
| 8388222 | Device for indicating eradication of a pest infestation | Marc David Braun, Jeffrey A. Kieffer | 2013-03-05 |
| 7568908 | Low fire start control | — | 2009-08-04 |
| 7311252 | Methods and apparatus for predicting airline seat availability | Russell Strothmann, Stanislav Brezina | 2007-12-25 |
| 6974079 | Methods and apparatus for predicting airline seat availability | Russell Strothmann, Stanislav Brezina | 2005-12-13 |
| 6526964 | Direct gas-fired burner assembly | James R. Jones | 2003-03-04 |
| 6036480 | Combustion burner for a water heater | Dennis R. Hughes, David Kramer, Darryl L. Ruark, Martin P. McCathern, Peter J. Phillip | 2000-03-14 |
| 5735237 | Hot water storage heater | Peter J. Phillip, Darryl L. Ruark | 1998-04-07 |
| 5399086 | Gas-fired air heater assembly | Samuel M. Baxter | 1995-03-21 |
| 5083918 | Direct gas-fired burner assembly | Robert W. Reinkemeyer, Clifford L. Heitmann | 1992-01-28 |
| 4993944 | Direct gas-fired burner assembly | Robert W. Reinkemeyer, Clifford L. Heitmann | 1991-02-19 |
| 4929541 | Direct gas fired industrial air heater burner | David S. Schlote, Robert W. Reinkemeyer | 1990-05-29 |
| 4753218 | Continuous water wash hood type ventilating system | — | 1988-06-28 |
| 4552059 | Flow measurement for exhaust-type canopy and ventilating hood | — | 1985-11-12 |