Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8339327 | Circularly-polarized antenna | John L. Schadler | 2012-12-25 |
| 8159406 | Phased-array antenna radiator for a super economical broadcast system | John L. Schadler, Gary Lytle, Torbjorn Johnson | 2012-04-17 |
| 8115696 | Phased-array antenna panel for a super economical broadcast system | Torbjorn Johnson, Charles Michael Davison, Jr., John L. Schadler, Gary Lytle | 2012-02-14 |
| 8102326 | Broadcast antenna ellipticity control apparatus and method | John L. Schadler | 2012-01-24 |
| 7839351 | Antenna system and method to transmit cross-polarized signals from a common radiator with low mutual coupling | John L. Schadler, Richard I. Bibber, Jeffrey Brown | 2010-11-23 |
| 7710453 | Method and apparatus for real time testing of DTV antenna transmitting systems in time domain under full power | Michael Simon | 2010-05-04 |
| 7683849 | System and method of producing a null free oblong azimuth pattern with a vertically polarized traveling wave antenna | John L. Schadler | 2010-03-23 |
| 7633522 | Method and apparatus for real time testing of DTV antenna transmitting systems in time domain under full power | Michael Simon | 2009-12-15 |
| 7542004 | Parasitic dipole for azimuth uniformity in broadband antennas apparatus and method | John L. Schadler | 2009-06-02 |
| 7298396 | Apparatus and method for monitoring transmission systems using embedded test signals | Jeffrey Brown | 2007-11-20 |
| 7209091 | Vertically polarized panel antenna system and method | John L. Schadler | 2007-04-24 |
| 7081860 | Folded broadcast panel antenna system and method | John L. Schadler | 2006-07-25 |
| 7034545 | Apparatus and method for monitoring transmission systems using off-frequency signals | Jeffrey Brown, John L. Schadler, William A. DeCormier | 2006-04-25 |
| 7015948 | Method and apparatus for real time testing of DTV antenna transmitting systems in time domain under full power | — | 2006-03-21 |
| 6677916 | Common aperture UHF/VHF antenna | John L. Schadler | 2004-01-13 |
| 6650300 | Common aperture UHF/horizontally polarized low-and mid-band VHF antenna | John L. Schadler | 2003-11-18 |