Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11835277 | Defrost systems and methods for heat pump water heaters | Piyush Porwal | 2023-12-05 |
| 11747058 | Air recirculation systems for heat pumps | Piyush Porwal, Tobey Fowler | 2023-09-05 |
| D964545 | Water heater air duct adapter | Jeremy Joseph Gagnon, Piyush Porwal | 2022-09-20 |
| D963833 | Water heater air duct adapter | Jeremy Joseph Gagnon, Piyush Porwal | 2022-09-13 |
| D768902 | Lamp unit | Matthew Gary Driver, Gareth Lee Storey | 2016-10-11 |
| 7048807 | Cerium-based spontaneous coating process for corrosion protection of aluminum alloys | James O. Stoffer, Thomas J. O'Keefe, Matthew J. O'Keefe, Eric L. Morris, Scott Hayes +3 more | 2006-05-23 |
| 6849055 | Ribbed towel with handles | — | 2005-02-01 |
| 6818116 | Additive-assisted cerium-based electrolytic coating process for corrosion protection of aluminum alloys | James O. Stoffer, Thomas J. O'Keefe, Eric L. Morris, Scott Hayes, Paul Yu +1 more | 2004-11-16 |
| 5870781 | Adjustable shower track system | — | 1999-02-16 |