Assignee
SNAPTRACK INC
US·190 granted patents·20 pending applications·19,820 citations·filing 1996–2018
Top patents by PatentIndex Score
210 records- 0199US9607576B2Hybrid scalar-vector dithering display methods and apparatusSNAPTRACK INC·Filed 2015·Granted Mar 28, 2017·87 cites·29 claims
- 0299US6677894B2Method and apparatus for providing location-based information via a computer networkSNAPTRACK INC·Filed 1998·Granted Jan 13, 2004·1k cites·30 claims
- 0399US6421002B2GPS receiver utilizing a communication linkSNAPTRACK INC·Filed 2001·Granted Jul 16, 2002·286 cites·17 claims
- 0499US6239742B1Method and apparatus for satellite positioning system based time measurementSNAPTRACK INC·Filed 2000·Granted May 29, 2001·278 cites·19 claims
- 0599US6150980AMethod and apparatus for determining time for GPS receiversSNAPTRACK INC·Filed 1999·Granted Nov 21, 2000·420 cites·6 claims
- 0699US6133874AMethod and apparatus for acquiring satellite positioning system signalsSNAPTRACK INC·Filed 1998·Granted Oct 17, 2000·585 cites·114 claims
- 0799US6133871AGPS receiver having power managementSNAPTRACK INC·Filed 1996·Granted Oct 17, 2000·324 cites·24 claims
- 0899US6111540ACombined GPS positioning system and communications system utilizing shared circuitrySNAPTRACK INC·Filed 1999·Granted Aug 29, 2000·256 cites·18 claims
- 0999US6064336AGPS receiver utilizing a communication linkSNAPTRACK INC·Filed 1998·Granted May 16, 2000·603 cites·35 claims
- 1099US5999124ASatellite positioning system augmentation with wireless communication signalsSNAPTRACK INC·Filed 1998·Granted Dec 7, 1999·804 cites·38 claims
- 1199US5945944AMethod and apparatus for determining time for GPS receiversSNAPTRACK INC·Filed 1997·Granted Aug 31, 1999·668 cites·32 claims
- 1299US5874914AGPS receiver utilizing a communication linkSNAPTRACK INC·Filed 1996·Granted Feb 23, 1999·780 cites·36 claims
- 1399US5841396AGPS receiver utilizing a communication linkSNAPTRACK INC·Filed 1996·Granted Nov 24, 1998·816 cites·39 claims
- 1499US5825327AGPS receivers and garments containing GPS receivers and methods for using these GPS receiversSNAPTRACK INC·Filed 1996·Granted Oct 20, 1998·509 cites·37 claims
- 1599US5812087AMethod and apparatus for satellite positioning system based time measurementSNAPTRACK INC·Filed 1997·Granted Sep 22, 1998·593 cites·82 claims
- 1699US5781156AGPS receiver and method for processing GPS signalsSNAPTRACK INC·Filed 1997·Granted Jul 14, 1998·499 cites·22 claims
- 1798US6799050B1Reducing cross-interference in a combined GPS receiver and communication systemSNAPTRACK INC·Filed 2001·Granted Sep 28, 2004·221 cites·18 claims
- 1898US6725159B2GPS receiver and method for processing GPS signalsSNAPTRACK INC·Filed 2003·Granted Apr 20, 2004·225 cites·36 claims
- 1998US6597311B2Method and apparatus for determining time in a satellite positioning systemSNAPTRACK INC·Filed 2002·Granted Jul 22, 2003·234 cites·20 claims
- 2098US6433734B1Method and apparatus for determining time for GPS receiversSNAPTRACK INC·Filed 2000·Granted Aug 13, 2002·285 cites·14 claims
- 2198US6411254B1Satellite positioning reference system and methodSNAPTRACK INC·Filed 2001·Granted Jun 25, 2002·255 cites·5 claims
- 2298US6377209B1Method and apparatus for satellite positioning system (SPS) time measurementSNAPTRACK INC·Filed 2000·Granted Apr 23, 2002·262 cites·88 claims
- 2398US6313786B1Method and apparatus for measurement processing of satellite positioning system (SPS) signalsSNAPTRACK INC·Filed 1999·Granted Nov 6, 2001·488 cites·57 claims
- 2498US6215441B1Satellite positioning reference system and methodSNAPTRACK INC·Filed 1998·Granted Apr 10, 2001·423 cites·52 claims
- 2598US6208290B1GPS receiver utilizing a communication linkSNAPTRACK INC·Filed 1997·Granted Mar 27, 2001·462 cites·71 claims
- 2698US6185427B1Distributed satellite position system processing and application networkSNAPTRACK INC·Filed 1998·Granted Feb 6, 2001·827 cites·61 claims
- 2798US6131067AClient-server based remote locator deviceSNAPTRACK INC·Filed 1996·Granted Oct 10, 2000·896 cites·40 claims
- 2898US6107960AReducing cross-interference in a combined GPS receiver and communication systemSNAPTRACK INC·Filed 1998·Granted Aug 22, 2000·309 cites·20 claims
- 2998US6061018AMethod and system for using altitude information in a satellite positioning systemSNAPTRACK INC·Filed 1998·Granted May 9, 2000·514 cites·35 claims
- 3098US6052081AMethod and apparatus for satellite positioning system based time measurementSNAPTRACK INC·Filed 1998·Granted Apr 18, 2000·431 cites·25 claims
- 3198US6002363ACombined GPS positioning system and communications system utilizing shared circuitrySNAPTRACK INC·Filed 1996·Granted Dec 14, 1999·425 cites·30 claims
- 3298US5884214AGPS receiver and method for processing GPS signalsSNAPTRACK INC·Filed 1996·Granted Mar 16, 1999·331 cites·28 claims
- 3397US10003888B2Transducer with piezoelectric, conductive and dielectric membraneSNAPTRACK INC·Filed 2014·Granted Jun 19, 2018·28 cites·20 claims
- 3497US9673779B2Electroacoustic transducer having reduced losses due to transverse emission and improved performance due to suppression of transverse modesSNAPTRACK INC·Filed 2015·Granted Jun 6, 2017·37 cites·20 claims
- 3597US6720915B2Methods and apparatuses for using assistance data relating to satellite position systemsSNAPTRACK INC·Filed 2001·Granted Apr 13, 2004·185 cites·27 claims
- 3697US6665541B1Methods and apparatuses for using mobile GPS receivers to synchronize basestations in cellular networksSNAPTRACK INC·Filed 2000·Granted Dec 16, 2003·221 cites·16 claims
- 3797US6307504B1Method and system for using altitude information in a satellite positioning systemSNAPTRACK INC·Filed 2000·Granted Oct 23, 2001·233 cites·7 claims
- 3897US6289041B1Fast Acquisition, high sensitivity GPS receiverSNAPTRACK INC·Filed 1998·Granted Sep 11, 2001·229 cites·38 claims
- 3996US6707422B2Method and apparatus for measurement processing of satellite positioning system (SPS) signalsSNAPTRACK INC·Filed 2001·Granted Mar 16, 2004·162 cites·11 claims
- 4096US6542821B2GPS receiver and method for processing GPS signalsSNAPTRACK INC·Filed 2001·Granted Apr 1, 2003·125 cites·20 claims
- 4196US6314308B1Method and apparatus for providing reserve power in a cellular telephoneSNAPTRACK INC·Filed 1998·Granted Nov 6, 2001·263 cites·21 claims
- 4296US6259399B1GPS receivers and garments containing GPS receivers and methods for using these GPS receiversSNAPTRACK INC·Filed 1998·Granted Jul 10, 2001·198 cites·29 claims
- 4396US6215442B1Method and apparatus for determining time in a satellite positioning systemSNAPTRACK INC·Filed 1998·Granted Apr 10, 2001·234 cites·10 claims
- 4496US6016119AMethod and apparatus for determining the location of an object which may have an obstructed view of the skySNAPTRACK INC·Filed 1998·Granted Jan 18, 2000·331 cites·21 claims
- 4596US5831574AMethod and apparatus for determining the location of an object which may have an obstructed view of the skySNAPTRACK INC·Filed 1996·Granted Nov 3, 1998·281 cites·14 claims
- 4695US9590563B22G support for 2G and 3G/4G envelope tracking modulatorSNAPTRACK INC·Filed 2016·Granted Mar 7, 2017·14 cites·20 claims
- 4795US6408196B2Method and apparatus for providing reserve power in a cellular telephoneSNAPTRACK INC·Filed 2001·Granted Jun 18, 2002·133 cites·6 claims
- 4895US6236354B1Reducing satellite signal interference in a global positioning system receiverSNAPTRACK INC·Filed 1998·Granted May 22, 2001·263 cites·54 claims
- 4994US6104338AMethod and apparatus for operating a satellite positioning system receiverSNAPTRACK INC·Filed 1998·Granted Aug 15, 2000·251 cites·17 claims
- 5093US9761732B2Tunnel thin film transistor with hetero-junction structureSNAPTRACK INC·Filed 2015·Granted Sep 12, 2017·9 cites·30 claims
Showing the top 50 of 210 patent records by PatentIndex Score.
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