Assignee
GRABER CURTIS E
US·53 granted patents·2 pending applications·444 citations·filing 2004–2019
Top patents by PatentIndex Score
55 records- 0198USD619119SHousing for public address systemGRABER CURTIS E·Filed 2009·Granted Jul 6, 2010·99 cites·1 claims
- 0297US10375479B2Electric motorGRABER CURTIS E·Filed 2017·Granted Aug 6, 2019·24 cites·12 claims
- 0394US7837006B1Enhanced spectrum acoustic energy projection systemGRABER CURTIS E·Filed 2009·Granted Nov 23, 2010·33 cites·8 claims
- 0493US7760899B1Subwoofer with cascaded array of drivers arranged with staggered spacingGRABER CURTIS E·Filed 2006·Granted Jul 20, 2010·33 cites·15 claims
- 0590US8111585B1Underwater acoustic transducer array and sound field shaping systemGRABER CURTIS E·Filed 2009·Granted Feb 7, 2012·31 cites·12 claims
- 0690US7624839B1Enclosure for symbiotic active/passive operation of an acoustic driverGRABER CURTIS E·Filed 2006·Granted Dec 1, 2009·22 cites·13 claims
- 0785US7903834B1Curve fitted electrodynamic planar loudspeakerGRABER CURTIS E·Filed 2005·Granted Mar 8, 2011·14 cites·16 claims
- 0884US8111836B1System and method using a phased array of acoustic generators for producing an adaptive null zoneGRABER CURTIS E·Filed 2007·Granted Feb 7, 2012·14 cites·6 claims
- 0983US8117966B1Stun grenadeGRABER CURTIS E·Filed 2008·Granted Feb 21, 2012·16 cites·10 claims
- 1083US7813516B1System for cardioid sound field generation from dissimilar sourcesGRABER CURTIS E·Filed 2006·Granted Oct 12, 2010·12 cites·15 claims
- 1181US7912241B1Field serviceable planar loudspeakerGRABER CURTIS E·Filed 2006·Granted Mar 22, 2011·10 cites·6 claims
- 1280US8925478B2Directional isophasic toroidal whistleGRABER CURTIS E·Filed 2012·Granted Jan 6, 2015·7 cites·12 claims
- 1379US8351616B1Array of multiple LF transducers with ultrahigh cardioid sound pattern generationGRABER CURTIS E·Filed 2005·Granted Jan 8, 2013·9 cites·10 claims
- 1479US8050442B1Cascaded transducer array arrangement for control over an acoustic pressure gradient through a hornGRABER CURTIS E·Filed 2009·Granted Nov 1, 2011·8 cites·10 claims
- 1579US7912234B1Acoustic projector for propagating a low dispersion sound fieldGRABER CURTIS E·Filed 2005·Granted Mar 22, 2011·10 cites·16 claims
- 1679US7766122B2Acoustic energy projection systemGRABER CURTIS E·Filed 2009·Granted Aug 3, 2010·7 cites·6 claims
- 1778US8989419B2Phase plug with axially twisted radial channelsGRABER CURTIS E·Filed 2012·Granted Mar 24, 2015·9 cites·9 claims
- 1878US8469140B1Radial waveguide for double cone transducersGRABER CURTIS E·Filed 2012·Granted Jun 25, 2013·6 cites·3 claims
- 1976US7621369B2Acoustic energy projection systemGRABER CURTIS E·Filed 2006·Granted Nov 24, 2009·6 cites·9 claims
- 2071US8223592B2Omni-directional acoustic radiator with radial waveguides for submersible multi-transducer arrayGRABER CURTIS E·Filed 2010·Granted Jul 17, 2012·4 cites·10 claims
- 2170US8248473B2Robotic sentry with low dispersion acoustic projectorGRABER CURTIS E·Filed 2006·Granted Aug 21, 2012·6 cites·10 claims
- 2268US9574858B2Inflatable bag with burst control envelope and gas generatorGRABER CURTIS E·Filed 2016·Granted Feb 21, 2017·3 cites·20 claims
- 2367US10405087B2Radial acoustic speakerGRABER CURTIS E·Filed 2017·Granted Sep 3, 2019·1 cites·17 claims
- 2464US9217392B2Vortex cannon with enhanced ring vortex generationGRABER CURTIS E·Filed 2011·Granted Dec 22, 2015·2 cites·14 claims
- 2564US8218398B2Omni-directional radiator for multi-transducer arrayGRABER CURTIS E·Filed 2009·Granted Jul 10, 2012·2 cites·16 claims
- 2663USD625706SHousing for public address systemGRABER CURTIS E·Filed 2010·Granted Oct 19, 2010·12 cites·1 claims
- 2763US7773765B1Rectangular horn for varied acoustic driversGRABER CURTIS E·Filed 2006·Granted Aug 10, 2010·2 cites·12 claims
- 2862US8311261B2Acoustic transducer arrayGRABER CURTIS E·Filed 2009·Granted Nov 13, 2012·2 cites·11 claims
- 2962US8125715B1Adjustable electromagnetic energy collimatorGRABER CURTIS E·Filed 2008·Granted Feb 28, 2012·2 cites·9 claims
- 3061US10928168B2Noise control system and method for small caliber ammunitionGRABER CURTIS E·Filed 2018·Granted Feb 23, 2021·1 cites·18 claims
- 3161US8488415B2Submersible electro-dynamic acoustic projectorGRABER CURTIS E·Filed 2010·Granted Jul 16, 2013·2 cites·11 claims
- 3260US9653064B2Blended waveguide and reflectorGRABER CURTIS E·Filed 2009·Granted May 16, 2017·1 cites·4 claims
- 3358US11218810B2Electric motorGRABER CURTIS E·Filed 2019·Granted Jan 4, 2022·0 cites·20 claims
- 3457US9649952B2Electromagnetic field generatorGRABER CURTIS E·Filed 2014·Granted May 16, 2017·0 cites·20 claims
- 3557USD621814SHousing for public address systemGRABER CURTIS E·Filed 2009·Granted Aug 17, 2010·9 cites·1 claims
- 3655US7277552B2Increased LF spectrum power density loudspeaker systemGRABER CURTIS E·Filed 2004·Granted Oct 2, 2007·4 cites·18 claims
- 3752US9807510B2TransducerGRABER CURTIS E·Filed 2016·Granted Oct 31, 2017·0 cites·16 claims
- 3852USD620475SHousing for public address systemGRABER CURTIS E·Filed 2009·Granted Jul 27, 2010·7 cites·1 claims
- 3952US7530424B1Sonic boom simulatorGRABER CURTIS E·Filed 2005·Granted May 12, 2009·1 cites·12 claims
- 4051US9668060B2TransducerGRABER CURTIS E·Filed 2015·Granted May 30, 2017·0 cites·20 claims
- 4151US9111520B2Flexural disk transducer shellGRABER CURTIS E·Filed 2013·Granted Aug 18, 2015·0 cites·11 claims
- 4251US8472121B2Adjustable electromagnetic energy collimatorGRABER CURTIS E·Filed 2011·Granted Jun 25, 2013·0 cites·3 claims
- 4349USD808929SSpeakerGRABER CURTIS E·Filed 2016·Granted Jan 30, 2018·4 cites·1 claims
- 4449USD608347SAcoustic hailing device enclosureGRABER CURTIS E·Filed 2009·Granted Jan 19, 2010·6 cites·1 claims
- 4548US9185484B2Hydrodynamic modulatorGRABER CURTIS E·Filed 2013·Granted Nov 10, 2015·0 cites·12 claims
- 4647US9297603B2Inflatable bag with burst control envelope and gas generatorGRABER CURTIS E·Filed 2014·Granted Mar 29, 2016·0 cites·5 claims
- 4745US9102342B2Locomotive acoustic warning systemGRABER CURTIS E·Filed 2013·Granted Aug 11, 2015·0 cites·14 claims
- 4845US8887639B2Inflatable bag with burst control envelope and gas generatorGRABER CURTIS E·Filed 2012·Granted Nov 18, 2014·0 cites·4 claims
- 4943US11172308B2Electric motorGRABER CURTIS E·Filed 2019·Granted Nov 9, 2021·0 cites·19 claims
- 5040US2012051572A1Shield with integrated loudspeakerGRABER CURTIS E·Filed 2010·Application pending·0 cites
Showing the top 50 of 55 patent records by PatentIndex Score.
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