Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10018305 | Heater with replaceable cartridge | Michael J. Kirby | 2018-07-10 |
| 9523498 | Heater for liquefied petroleum gas storage tank | Jeffrey R. Ervin, Michael J. Kirby | 2016-12-20 |
| 8951041 | Heater for liquefied petroleum gas storage tank | Jeffrey R. Ervin, Michael J. Kirby | 2015-02-10 |
| 6957013 | Fluid heater | — | 2005-10-18 |
| 6816669 | Vaporizer with capacity control valve | Thomas H. Kingman | 2004-11-09 |
| 6707987 | Electric liquefied petroleum gas vaporizer | — | 2004-03-16 |