Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6252287 | InGaAsN/GaAs heterojunction for multi-junction solar cells | Andrew A. Allerman, John F. Klem, Eric Jones | 2001-06-26 |
| 5995529 | Infrared light sources with semimetal electron injection | Robert M. Biefeld, Andrew A. Allerman | 1999-11-30 |
| 5625635 | Infrared emitting device and method | Robert M. Biefeld, L. Ralph Dawson, Arnold J. Howard, Kevin C. Baucom | 1997-04-29 |
| 5065205 | Long wavelength, high gain InAsSb strained-layer superlattice photoconductive detectors | Robert M. Biefeld, L. Ralph Dawson, Ian J. Fritz, Thomas E. Zipperian | 1991-11-12 |
| 4622355 | Radiation-hardened polymeric films | Charles Arnold, Jr., Robert C. Hughes, R. Glen Kepler | 1986-11-11 |