Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5961316 | Oil burner | Edward W. Johann, Eric Warry, Donald C. Metrish | 1999-10-05 |
| D349956 | Fuel oil burner | John Mulqueen, Harley B. Kaplan, Richard J. Ostroski | 1994-08-23 |
| 5174743 | Power fuel oil burner | Harley B. Kaplan, Warren E. Jarvis | 1992-12-29 |
| 4388064 | Energy efficient high static pressure fluid fuel burner | Robert A. Kaplan | 1983-06-14 |
| 4373901 | Adjustable flame spreader for gun-type power gas burner | Robert A. Kaplan, Mark A. Reicke | 1983-02-15 |