Assignee
CHAPARRAL COMMUNICATIONS INC
US·16 granted patents·662 citations·filing 1981–2007
Top patents by PatentIndex Score
16 records- 0194US4414516APolarized signal receiver systemCHAPARRAL COMMUNICATIONS INC·Filed 1981·Granted Nov 8, 1983·125 cites·15 claims
- 0293US4829313ADrive system and filament for a twistable septum in a feedhornCHAPARRAL COMMUNICATIONS INC·Filed 1986·Granted May 9, 1989·164 cites·45 claims
- 0384US5579367AMulti-medium closed-loop controlled satellite broadcast network for simple end-user operationCHAPARRAL COMMUNICATIONS INC·Filed 1995·Granted Nov 26, 1996·138 cites·6 claims
- 0472US5461394ADual band signal receiverCHAPARRAL COMMUNICATIONS INC·Filed 1994·Granted Oct 24, 1995·42 cites·29 claims
- 0572US5459441ASignal propagation using high performance dual probeCHAPARRAL COMMUNICATIONS INC·Filed 1994·Granted Oct 17, 1995·32 cites·10 claims
- 0672US4380014AFeed horn for reflector antennaeCHAPARRAL COMMUNICATIONS INC·Filed 1981·Granted Apr 12, 1983·29 cites·6 claims
- 0757US5103237ADual band signal receiverCHAPARRAL COMMUNICATIONS INC·Filed 1988·Granted Apr 7, 1992·19 cites·29 claims
- 0857USD272910SFeedhorn for parabolic antennaeCHAPARRAL COMMUNICATIONS INC·Filed 1981·Granted Mar 6, 1984·8 cites·1 claims
- 0956US5603077ASatellite system and method for remote control of a satellite signal receiverCHAPARRAL COMMUNICATIONS INC·Filed 1994·Granted Feb 11, 1997·29 cites·4 claims
- 1055US4686491ADual probe signal receiverCHAPARRAL COMMUNICATIONS INC·Filed 1985·Granted Aug 11, 1987·13 cites·11 claims
- 1150US4544900APolarized signal receiver systemCHAPARRAL COMMUNICATIONS INC·Filed 1982·Granted Oct 1, 1985·11 cites·5 claims
- 1250US4503379ARotation of microwave signal polarization using a twistable, serpentine-shaped filamentCHAPARRAL COMMUNICATIONS INC·Filed 1983·Granted Mar 5, 1985·12 cites·10 claims
- 1343US5748156AHigh-performance antenna structureCHAPARRAL COMMUNICATIONS INC·Filed 1996·Granted May 5, 1998·14 cites·7 claims
- 1442US7957692B2Signal receiver circuit and method of implementationCHAPARRAL COMMUNICATIONS INC·Filed 2007·Granted Jun 7, 2011·0 cites·9 claims
- 1542US4578681AMethod and apparatus for optimizing feedhorn performanceCHAPARRAL COMMUNICATIONS INC·Filed 1983·Granted Mar 25, 1986·9 cites·16 claims
- 1633US5734964AMass programmable FM stereo sound equalized assistive listening apparatusCHAPARRAL COMMUNICATIONS INC·Filed 1997·Granted Mar 31, 1998·17 cites·3 claims
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