Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6060719 | Fail safe gas furnace optical flame sensor using a transconductance amplifier and low photodiode current | Joseph DiTucci, Stephen K. Phelps | 2000-05-09 |
| 5848887 | Low emission combustion system | Brian A. Knight, Richard P. Muth | 1998-12-15 |
| 5718573 | Flashback resistant burner | Brian A. Knight, William P. Patrick, Daniel J. Seery | 1998-02-17 |
| 5691700 | Apparatus and method using non-contact light sensing with selective field of view, low input impedance, current-mode amplification and/or adjustable switching level | Stephen K. Phelps, Frederick T. Olender | 1997-11-25 |
| 5470222 | Heating unit with a high emissivity, porous ceramic flame holder | John E. Holowczak | 1995-11-28 |
| 5235804 | Method and system for combusting hydrocarbon fuels with low pollutant emissions by controllably extracting heat from the catalytic oxidation stage | Meredith B. Colket, III, Arthur S. Kesten, Joseph J. Sangiovanni, Dennis R. Pandy, Daniel J. Seery | 1993-08-17 |
| 5222887 | Method and apparatus for fuel/air control of surface combustion burners | — | 1993-06-29 |