Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8566015 | Methods and systems of determining bearing when ADS-B data is unavailable | Ruy C. Brandao, Christine Marie Haissig, John Weed, Eric A. Euteneuer | 2013-10-22 |
| 8242951 | System and method for generating a reference signal for phase calibration of a system | Pal Meiyappan, Ruy C. Brandao, James B. Jones, Mark Virtue, Paul Ferguson | 2012-08-14 |
| 7761196 | Methods and systems of determining bearing when ADS-B data is unavailable | Ruy C. Brandao, Christine Marie Haissig, John Weed, Eric A. Euteneuer | 2010-07-20 |
| 7724178 | Traffic alert collision avoidance system (TCAS) devices and methods | Ruy C. Brandao, Christine Marie Haissig, John Weed, Eric A. Euteneuer | 2010-05-25 |
| 6587069 | Distributed power amplifier architecture for TCAS transmitter | Rand Ringwald, Ruy C. Brandao, James B. Jones, Dang Hai Pham | 2003-07-01 |
| 6392598 | Cable phase calibration in a TCAS | James B. Jones, Ruy C. Brandao, Rand Ringwald | 2002-05-21 |
| 6313783 | Transponder having directional antennas | Daryal Kuntman, Ruy C. Brandao | 2001-11-06 |
| 6222480 | Multifunction aircraft transponder | Daryal Kuntman, Ruy C. Brandao | 2001-04-24 |
| 5563604 | Weather radar using spectral gaussian envelope discrimination for clutter rejection | Arezki Manseur, Randall C. Spires, William C. Weist, Philip Hermann | 1996-10-08 |
| 5485156 | Antenna stabilization error correction system for radar | Arezki Manseur, William C. Weist, Phillip R. Hermann | 1996-01-16 |
| 5191340 | Neutralization network for multielement antenna | Anthony O. Parker, Randall C. Spires | 1993-03-02 |
| 4855748 | TCAS bearing estimation receiver using a 4 element antenna | Constantinos S. Kyriakos, Randall C. Spires, Andrejs Jugs | 1989-08-08 |
| 4809004 | Crystal controlled magnetron | Henri Baran, Arezki Manseur, Steven R. Sweet | 1989-02-28 |
| 4243988 | Means for improving angular resolution of incoherent pulse radar systems | Eyung W. Kang, Jaromir R. Bares, Delmar V. Payne | 1981-01-06 |