Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5787229 | Electric hot water tank with layered storage | — | 1998-07-28 |
| 5678533 | Hot water heater with separator structure | — | 1997-10-21 |
| 5095559 | Heating apparatus | Harry J. Scanlan | 1992-03-17 |
| 4815526 | Central space heating apparatus | Harry J. Scanlan | 1989-03-28 |
| 4747447 | Heat exchanger | Harry J. Scanlan | 1988-05-31 |
| 4521674 | Electric fluid heater employing pressurized helium as a heat transfer medium | Harry J. Scanlan | 1985-06-04 |