Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6629837 | Integrated premixed indirect radiant burner | Philip C. Carbone, Karen Benedek, Stephan E. Schmidt, Richard A. Shandross, William J. Goetzler | 2003-10-07 |
| 6509838 | Constant current flame ionization circuit | Stephan E. Schmidt, Kristin Powers Goppel, Darrell J. King, Stephen M. Tobin, J. Thomas Fowler | 2003-01-21 |
| 6216685 | Common venting of water heater and induced draft furnace | — | 2001-04-17 |
| 5570680 | Condensing furnace hot air humidification | — | 1996-11-05 |
| 4968267 | Programmable microcontroller microbus connector arrangement | — | 1990-11-06 |
| 4817864 | Temperature compensation for vav system | — | 1989-04-04 |
| 4704912 | Sliding crank actuator | — | 1987-11-10 |
| 4694192 | Simplified demand limit control | William Thomas Pienta | 1987-09-15 |
| 4660428 | Drive train system | — | 1987-04-28 |
| 4611619 | Air conserving restriction for use in pneumatic systems | — | 1986-09-16 |