Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D809645 | Air inlet damper | Janice Fitzgerald | 2018-02-06 |
| D779650 | Air inlet damper | Janice Fitzgerald | 2017-02-21 |
| 7051683 | Gas heating device control | Hyungsik Lee | 2006-05-30 |
| 6422179 | Water heater flue system | Dennis R. Hughes, Marc W. Akkala, Kevin Field | 2002-07-23 |
| 6286465 | Water heater flue system | Dennis R. Hughes, Marc W. Akkala, Kevin Field | 2001-09-11 |
| 5472045 | Donut oil cooler with a reusable filter | — | 1995-12-05 |
| 5137080 | Vehicular radiator and module construction for use in the same | James T. Haasch, Stanley F. Meizelis, Jr., Charles James Rogers, Raymond D. Stratton | 1992-08-11 |