Assignee
NORTHROP GRUMMAN GUIDANCE & EL
US·19 granted patents·2 pending applications·256 citations·filing 2001–2009
Top patents by PatentIndex Score
21 records- 0198US7552664B2Harmonic drive gear assembly with asymmetrical wave generator and associated flexsplineNORTHROP GRUMMAN GUIDANCE & EL·Filed 2005·Granted Jun 30, 2009·101 cites·3 claims
- 0295US7565839B2Bias and quadrature reduction in class II coriolis vibratory gyrosNORTHROP GRUMMAN GUIDANCE & EL·Filed 2006·Granted Jul 28, 2009·48 cites·26 claims
- 0382US7728587B2Self-calibrating nuclear magnetic resonance gyroNORTHROP GRUMMAN GUIDANCE & EL·Filed 2007·Granted Jun 1, 2010·14 cites·20 claims
- 0482US7640786B2Self-calibrating accelerometerNORTHROP GRUMMAN GUIDANCE & EL·Filed 2007·Granted Jan 5, 2010·11 cites·20 claims
- 0582US7607350B2Circuit board mounting for temperature stress reductionNORTHROP GRUMMAN GUIDANCE & EL·Filed 2005·Granted Oct 27, 2009·11 cites·29 claims
- 0681US7702460B2Estimate of relative position between navigation unitsNORTHROP GRUMMAN GUIDANCE & EL·Filed 2007·Granted Apr 20, 2010·23 cites·19 claims
- 0780US7739896B2Self-calibration of scale factor for dual resonator class II coriolis vibratory gyrosNORTHROP GRUMMAN GUIDANCE & EL·Filed 2007·Granted Jun 22, 2010·10 cites·13 claims
- 0874US7839059B2Inner-forcer milli-hemispherical resonator gyroNORTHROP GRUMMAN GUIDANCE & EL·Filed 2007·Granted Nov 23, 2010·7 cites·24 claims
- 0972US7628069B2Closed loop scale factor estimationNORTHROP GRUMMAN GUIDANCE & EL·Filed 2007·Granted Dec 8, 2009·7 cites·25 claims
- 1067US7424186B2Transducer mandrel with attachment for holding fiber Bragg grating mounting collarNORTHROP GRUMMAN GUIDANCE & EL·Filed 2006·Granted Sep 9, 2008·5 cites·2 claims
- 1164US7698082B2Real time error determination for inertial instrumentsNORTHROP GRUMMAN GUIDANCE & EL·Filed 2008·Granted Apr 13, 2010·4 cites·8 claims
- 1262US7924427B2Photonic crystal based rotation sensorNORTHROP GRUMMAN GUIDANCE & EL·Filed 2006·Granted Apr 12, 2011·3 cites·8 claims
- 1361US8346466B2Systems and methods for determining headingNORTHROP GRUMMAN GUIDANCE & EL·Filed 2009·Granted Jan 1, 2013·7 cites·20 claims
- 1461US7633626B2Fiber optic gyroscope deadband circumvention apparatus and methodNORTHROP GRUMMAN GUIDANCE & EL·Filed 2006·Granted Dec 15, 2009·3 cites·14 claims
- 1548US7675627B2Low cost fiber optic velocity sensor for sonar applicationsNORTHROP GRUMMAN GUIDANCE & EL·Filed 2007·Granted Mar 9, 2010·2 cites·10 claims
- 1648US7532787B2Continuous optical null tracking method for optical switchNORTHROP GRUMMAN GUIDANCE & EL·Filed 2007·Granted May 12, 2009·0 cites·17 claims
- 1747US2009309682A1Eight-fold dipole magnet array for generating a uniform magnetic fieldNORTHROP GRUMMAN GUIDANCE & EL·Filed 2008·Application pending·0 cites
- 1845US2009052024A1Clip-on night vision deviceNORTHROP GRUMMAN GUIDANCE & EL·Filed 2008·Application pending·0 cites
- 1941US7554885B2Polarization diversity for optical fiber applicationsNORTHROP GRUMMAN GUIDANCE & EL·Filed 2005·Granted Jun 30, 2009·0 cites·8 claims
- 2041US7373023B2Method and system for generating an imageNORTHROP GRUMMAN GUIDANCE & EL·Filed 2003·Granted May 13, 2008·0 cites·20 claims
- 2140US7462090B1Method and system for detecting radiation incorporating a hardened photocathodeNORTHROP GRUMMAN GUIDANCE & EL·Filed 2001·Granted Dec 9, 2008·0 cites·4 claims
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