Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11193990 | Integrated microfabricated alkali vapor cell sensor with reduced heading error | Roozbeh Parsa, Ann Gabrys, Paul Mawson, Anston Joel Lobo | 2021-12-07 |
| 10718661 | Integrated microfabricated vapor cell sensor with transparent body having two intersecting signal paths | Roozbeh Parsa | 2020-07-21 |
| 7948184 | Vehicle testing lamp apparatus, system, and method | David M. Heffelfinger, David A. Pringle, Ashot Nalbandyan | 2011-05-24 |
| 6619044 | Heat exchanger for an electronic heat pump | Andrew Batchelor, Ben Banney, Tilak T. Chandratilleke | 2003-09-16 |
| 6446442 | Heat exchanger for an electronic heat pump | Andrew Batchelor, Ben Banney, Tilak T. Chandratilleke | 2002-09-10 |
| 6140778 | Low pressure xenon lamp and driver circuitry for use in theatrical productions and the like | David A. Pringle, Zhong Yan, George C. Johnson | 2000-10-31 |
| 5982112 | Low pressure xenon lamp and driver circuitry for use in theatrical productions and the like | David A. Pringle, Zhong Yan, George C. Johnson | 1999-11-09 |
| 5150012 | Low pressure xenon lamp and driver circuitry for use in theatrical productions and the like | David A. Pringle, Zhong Yan | 1992-09-22 |
| 4683913 | Rotary air valve seal arrangement | Donald E. Hoffman | 1987-08-04 |
| 4513771 | Air valve | Michael J. Thomas | 1985-04-30 |