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Patent applications and USPTO patent grants for Kumpfbeck; Richard J..The latest application filed is for "circular array scanning with sum and difference excitation".
Patent | Date |
---|---|
Circular array scanning with sum and difference excitation Grant 6,831,601 - Lopez , et al. December 14, 2 | 2004-12-14 |
Eight-element anti-jam aircraft GPS antennas Grant 6,618,016 - Hannan , et al. September 9, 2 | 2003-09-09 |
Dual-point-feed broadband whip antenna Grant 6,229,495 - Lopez , et al. May 8, 2 | 2001-05-08 |
Self-contained progressive-phase GPS elements and antennas Grant 6,201,510 - Lopez , et al. March 13, 2 | 2001-03-13 |
Low intermodulation electromagnetic feed cellular antennas Grant 5,929,822 - Kumpfbeck , et al. July 27, 1 | 1999-07-27 |
UHF/VHF multifunction ocean antenna system Grant 5,764,195 - Colclough , et al. June 9, 1 | 1998-06-09 |
Low intermodulation electromagnetic feed cellular antennas Grant 5,742,258 - Kumpfbeck , et al. April 21, 1 | 1998-04-21 |
Beam sharpened pencil beam antenna systems Grant 5,502,447 - Kumpfbeck , et al. March 26, 1 | 1996-03-26 |
High-isolation collocated antenna systems Grant 5,264,862 - Kumpfbeck November 23, 1 | 1993-11-23 |
Linear array antenna with e-plane backlobe suppressor Grant 5,151,707 - Kumpfbeck , et al. September 29, 1 | 1992-09-29 |
Radar detector Grant D262,196 - Kumpfbeck December 8, 1 | 1981-12-08 |
Vehicle Alarm Circuit Responsive To Selected Battery Voltage Transients Grant 3,815,088 - Kumpfbeck , et al. June 4, 1 | 1974-06-04 |
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