Issued Patents All Time
Showing 51–54 of 54 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4534222 | Fiber-optic seismic sensor | George W. Finch | 1985-08-13 |
| 4471659 | Optical vibration sensor | Richard F. Cahill | 1984-09-18 |
| 4375680 | Optical acoustic sensor | Richard F. Cahill | 1983-03-01 |
| 4299490 | Phase nulling optical gyro | Richard F. Cahill | 1981-11-10 |