Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8571082 | Quantum cascade lasers with electrically tunable emission wavelengths | Gregory Belenky, Mikhail V. Kisin, Serge Luryi, Leon Shterengas, Sergey Suchalkin +2 more | 2013-10-29 |
| 7876795 | Semiconductor light source with electrically tunable emission wavelength | Gregory Belenky, Mikhail V. Kisin, Serge Luryi, Leon Shterengas, Sergey Suchalkin +1 more | 2011-01-25 |
| 7271019 | Lateral heat spreading layers for epi-side up ridge waveguide semiconductor lasers | John T. Pham, Richard L. Tober | 2007-09-18 |
| 7061022 | Lateral heat spreading layers for epi-side up ridge waveguide semiconductor lasers | John T. Pham, Richard L. Tober | 2006-06-13 |
| 6710367 | Multiple quantum well semiconductor optical modulator | Mary S. Tobin | 2004-03-23 |
| 6500688 | Interband cascade light emitting device and method of making same | John T. Pham | 2002-12-31 |
| 6319214 | Valve-less fluid control circuit for rhythmic action devices | Donald E. Wortman | 2001-11-20 |
| 6178813 | Vibration distortion removal for scanning probe microscopes | Donald E. Wortman, John L. Bradshaw, Romel D. Gomez | 2001-01-30 |
| 6142131 | Electromagnetic launcher with pulse-shaping armature and divided rails | Donald E. Wortman, Thomas B. Bahder | 2000-11-07 |
| H1873 | Single-chip, multi-functional optoelectronic device and method for | Richard L. Tober | 2000-10-03 |
| 6094986 | Acoustic navigation aid for autonomous coal miner | Donald E. Wortman | 2000-08-01 |
| 4600435 | Solvent extraction of cobalt (II) from sulfate solutions with cobalt extractants | Ben W. Wiegers, Eddie C. Chou, Helen S. Leaver | 1986-07-15 |
| 4444733 | Process for recovering molybdenum and copper from sulfide concentrates | John M. Laferty, Dale K. Huggins | 1984-04-24 |