Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8638181 | Wideband balun using re-entrant coupled lines and ferrite material | Jeffrey Merrill | 2014-01-28 |
| 5982164 | Doppler triangulation transmitter location system | Steven V. Czarnecki, James A. Johnson | 1999-11-09 |
| 5874918 | Doppler triangulation transmitter location system | Steven V. Czarnecki, James A. Johnson, Clifford M. Gray, George VerWys | 1999-02-23 |
| 5835060 | Self-resolving LBI triangulation | Steven V. Czarnecki, James A. Johnson, Clifford M. Gray, George VerWys | 1998-11-10 |
| RE31772 | Digital bearing indicator | Hugh A. Hair, Stig L. Rehnmark | 1984-12-18 |
| 4405895 | Angle digitizing method | Leonard J. Paciorek, Thomas L. Sly | 1983-09-20 |
| 4331960 | Automatic tracking methods and apparatus | Hugh A. Hair | 1982-05-25 |
| 4277748 | Angle digitizer | Leonard J. Paciorek | 1981-07-07 |
| 4209791 | Antenna apparatus for bearing angle determination | Hugh A. Hair, Stig L. Rehnmark | 1980-06-24 |
| 4203114 | Digital bearing indicator | Hugh A. Hair, Stig L. Rehnmark | 1980-05-13 |