Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4890297 | Burst jammer erasure circuit for spread spectrum receivers | John W. Zscheile, Jr., Alan E. Lundquist | 1989-12-26 |
| 4817001 | Method of correcting navigation system errors caused by drift | Alan E. Lundquist, John W. Zscheile, Jr. | 1989-03-28 |
| 4817113 | Range estimation using floating reference points | Alan E. Lundquist, Samuel C. Kingston, John W. Zscheile, Jr. | 1989-03-28 |