Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11592852 | System for communication, optimization and demand control for an appliance | Frederick Hazzard, David Heil | 2023-02-28 |
| 10989421 | System and approach for water heater comfort and efficiency improvement | David Heil, Frederick Hazzard | 2021-04-27 |
| D910149 | Water heater controller | Brian Moy, Rajat Shail | 2021-02-09 |
| D893677 | Water heater controller | Brian Moy, Rajat Shail | 2020-08-18 |
| 10738998 | Thermophile assembly with heat sink | David Heil, Frederick Hazzard | 2020-08-11 |
| 10697846 | Capacitive leak and flammable vapor detection system | Frederick Hazzard, Gregory Young, Paul Knauf | 2020-06-30 |
| 10692351 | Water heater leak detection system | Frederick Hazzard, David Heil | 2020-06-23 |
| 10670302 | Pilot light control for an appliance | Frederick Hazzard, David Heil | 2020-06-02 |
| D866712 | Water heater controller | Brian Moy, Rajat Shail | 2019-11-12 |
| 10428972 | Water heater gas valve | Frederick Hazzard, David Heil | 2019-10-01 |
| 10132510 | System and approach for water heater comfort and efficiency improvement | David Heil, Frederick Hazzard | 2018-11-20 |
| 10049555 | Water heater leak detection system | Frederick Hazzard, David Heil | 2018-08-14 |
| 9920930 | Thermopile assembly with heat sink | David Heil, Frederick Hazzard | 2018-03-20 |
| 9799201 | Water heater leak detection system | Frederick Hazzard, David Heil | 2017-10-24 |
| 6554652 | Jack assembly including baluns interface; and methods | Bruce Musolf, Douglas G. Elliot | 2003-04-29 |