Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4886364 | Ring laser gyroscope beam combiner for separating and combining circulating laser beams for power and fringe pattern detections | — | 1989-12-12 |
| 4865452 | Beam combiner assembly for ring laser gyroscope | John C. Stiles | 1989-09-12 |
| 4861161 | Method of constructing a moment insensitive pathlength control mirror assembly for a ring laser gyroscope | — | 1989-08-29 |