Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6489553 | TPV cylindrical generator for home cogeneration | Lewis M. Fraas, Leonid Minkin | 2002-12-03 |
| 6486392 | Hydrocarbon fired thermophotovoltaic electric generator insert having low bandgap cells for use as a replacement burner in an appliance retrofit | Lewis M. Fraas | 2002-11-26 |
| 6303853 | Shingle circuits for thermophotovoltaic systems | Lewis M. Fraas, Wilbert E. Daniels, James E. Avery, Jason B. Keyes | 2001-10-16 |
| 6284969 | Hydrocarbon fired thermophotovoltaic furnace | Lewis M. Fraas, William P. Mulligan, Lucian G. Ferguson | 2001-09-04 |
| 6271461 | Antireflection coated refractory metal matched emitters for use in thermophotovoltaic generators | Lewis M. Fraas, James E. Avery | 2001-08-07 |
| 6232545 | Linear circuit designs for solar photovoltaic concentrator and thermophotovoltaic applications using cell and substrate materials with matched coefficients of thermal expansion | Jason B. Keyes, James E. Avery, Lewis M. Fraas | 2001-05-15 |
| 6218607 | Compact man-portable thermophotovoltaic battery charger | William P. Mulligan, Lewis M. Fraas | 2001-04-17 |
| 5942047 | Electric power generator including a thermophotovoltaic cell assembly, a composite ceramic emitter and a flame detection system | Lewis M. Fraas, Lucian G. Ferguson, Russell J. Ballantyne, James E. Avery | 1999-08-24 |
| 5651838 | Hydrocarbon fired room heater with thermophotovoltaic electric generator | Lewis M. Fraas, James E. Avery | 1997-07-29 |
| 5616186 | Thermophotovoltaic electric generator using low bandgap photovoltaic cells with a hydrocarbon burner and enhanced catalytic infrared emitter | Lewis M. Fraas, Douglas J. Williams | 1997-04-01 |
| 5403405 | Spectral control for thermophotovoltaic generators | Lewis M. Fraas, Paul F. Baldasaro, Edward Brown | 1995-04-04 |