Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4730599 | Radiant tube heating system | Robert M. Kendall, John P. Kesselring, Michael A. Lukasiewicz, John J. Lannutti | 1988-03-15 |
| 4664620 | Heater with zone-controlled radiant burners | Robert M. Kendall, Andrew C. Minden, Thomas Wong | 1987-05-12 |
| 4494485 | Fired heater | Robert M. Kendall | 1985-01-22 |
| 4492185 | High efficiency, reduced emissions water heater | Robert M. Kendall, John P. Kesselring | 1985-01-08 |
| 4412523 | Catalytic gas-fired furnace system and method | John P. Kesselring, Robert M. Kendall | 1983-11-01 |
| 4318392 | Catalytic gas-fired furnace system and method | John P. Kesselring, Robert M. Kendall | 1982-03-09 |