Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11788771 | Sacrifical anode control for a water heater | Andrew W. Phillips, Christopher Glynne Townsend, Brian Thomas Branecky, Kedar D. Dimble | 2023-10-17 |
| 11435113 | Dual input water heater | Jianmin Yin, Chad Edington | 2022-09-06 |
| 11009260 | System and method for accellerated heating of a fluid | — | 2021-05-18 |
| 10612817 | System and method of controlling a water heater having a powered anode | Michael W. Schultz, Timothy Edward Rooney, Thomas G. Van Sistine | 2020-04-07 |
| 10465945 | System and method for determining an abnormal condition of a water heater | Brian Thomas Branecky, Geoffrey J. Behr, Jacob M. Pixler | 2019-11-05 |
| 9267209 | Sacrificial anode control | Yao Zhen Hu, Russell Banks, Brian Thomas Branecky | 2016-02-23 |
| 8162232 | Water storage device having a powered anode | Thomas G. Van Sistine, Mark A. Murphy | 2012-04-24 |
| 8068727 | Storage-type water heater having tank condition monitoring features | Andrew W. Phillips, Andrew Robert Caves, Thomas G. Van Sistine, John Matthew Schulz | 2011-11-29 |
| 8023807 | Resistor anode assembly | Mark A. Murphy | 2011-09-20 |
| 7706670 | Fluid-heating apparatus, circuit for heating a fluid, and method of operating the same | David E. Morris | 2010-04-27 |
| 7513221 | Water heater with pressurized combustion | Marc W. Akkala | 2009-04-07 |
| 7410672 | Water-resistant porcelain enamel coatings and method of manufacturing same | James D. Waters, Glenn Pfendt | 2008-08-12 |
| 7372005 | Water storage device having a powered anode | Thomas G. Van Sistine, Mark A. Murphy | 2008-05-13 |
| 7256372 | Fluid-heating apparatus, circuit for heating a fluid, and method of operating the same | Thomas G. Van Sistine, Jason W. T. Scott, David E. Morris | 2007-08-14 |
| 7209651 | Fluid-heating apparatus, circuit for heating a fluid, and method of operating the same | David E. Morris | 2007-04-24 |
| 7032543 | Water heater with pressurized combustion | Marc W. Akkala | 2006-04-25 |
| 6532906 | Inlet heat recovery module for water heater | Marc W. Akkala | 2003-03-18 |
| 6262401 | Gold-plated water heater element and method of making same | Dennis R. Hughes | 2001-07-17 |
| 6202935 | Combined potable water heater and hydronic heating system | Marc W. Akkala, Jill M. Szczech, Frank A. Mueller, Dennis R. Hughes, Kevin Field +1 more | 2001-03-20 |
| 6205291 | Scale-inhibiting heating element and method of making same | Dennis R. Hughes | 2001-03-20 |