Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11333321 | Infrared source for airport runway light applications | George C. Hanna | 2022-05-17 |
| 11112087 | Infrared source for airport runway light applications | George C. Hanna | 2021-09-07 |
| 9374876 | Multi-chip light emitting diode light device | Martin A. Alpert, Richard L. Hansler, Vilnis E. Kubulins | 2016-06-21 |
| 8550658 | Light emitting diode precision approach path indicator (LED PAPI) | Richard L. Hansler, David L. Ruffini, Vilnis E. Kubulins | 2013-10-08 |
| 7629601 | LED flasher | Alan Glenn Glassner, Richard L. Hansler, Richard Schweder | 2009-12-08 |
| 7083315 | Elevated airfield runway and taxiway edge-lights utilizing light emitting diodes | Richard L. Hansler, Vilnis E. Kubulins | 2006-08-01 |
| 5396325 | Optical sensor | Michael D. Rainer | 1995-03-07 |
| 5276322 | Fiber optic accelerometer | — | 1994-01-04 |
| 5140155 | Fiber optic sensor with dual condition-responsive beams | — | 1992-08-18 |
| 5087810 | Fiber optic magnetic field sensor | — | 1992-02-11 |
| 4829821 | Optical fiber accelerometer | — | 1989-05-16 |
| 4799752 | Fiber optic gradient hydrophone and method of using same | — | 1989-01-24 |
| 4688200 | Optical system for detecting acoustic wave energy in a fluid medium | Thomas J. Poorman, David Grissom | 1987-08-18 |
| 4671113 | Fiber optic accelerometer | — | 1987-06-09 |
| 4477723 | Fiber optic electric field sensor/phase modulator | Charles M. Davis | 1984-10-16 |
| 4238856 | Fiber-optic acoustic sensor | Joseph A. Bucaro | 1980-12-09 |
| 4235113 | Optical fiber acoustical sensors | — | 1980-11-25 |