Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4830495 | Balanced dual servo VCO passive ring laser gyroscope | James H. Doty | 1989-05-16 |
| 4815851 | Frequency modulated phase-locked stabilized passive ring laser gyro | — | 1989-03-28 |