Inventor · disambiguated record
David M. Schwartz
Also filed as: SCHWARTZ DAVID · SCHWARTZ DAVID M · SCHWARTZ DAVID MARK
30 granted patents·3 pending applications·1,120 citations·filing 1978–2022
97Inventor score
Top patents by PatentIndex Score
33 records- 0197US4755889AAudio and video digital recording and playback systemCOMPUSONICS VIDEO CORP·Filed 1986·Granted Jul 5, 1988·122 cites·4 claims
- 0297US4636876AAudio digital recording and playback systemCOMPUSONICS CORP·Filed 1984·Granted Jan 13, 1987·106 cites·26 claims
- 0394US4823391ASound reproduction systemSCHWARTZ DAVID M·Filed 1986·Granted Apr 18, 1989·84 cites·1 claims
- 0492US4186725ASolar energy collectorSCHWARTZ DAVID M·Filed 1978·Granted Feb 5, 1980·70 cites·2 claims
- 0591US7580533B2Particulate flow detection microphoneSCHWARTZ DAVID M·Filed 2005·Granted Aug 25, 2009·28 cites·4 claims
- 0690US4682248AAudio and video digital recording and playback systemCOMPUSONICS VIDEO CORP·Filed 1985·Granted Jul 21, 1987·87 cites·3 claims
- 0787US8091587B1Tamper-resistant water flow restriction systemSCHWARTZ DAVID·Filed 2010·Granted Jan 10, 2012·12 cites·5 claims
- 0887US5607356AInteractive game filmATARI CORP·Filed 1995·Granted Mar 4, 1997·192 cites·10 claims
- 0986US6345073B1Convolutional despreading method for rapid code phase determination of chipping codes of spread spectrum systemsAEROSPACE CORP·Filed 1998·Granted Feb 5, 2002·64 cites·16 claims
- 1086US4472747AAudio digital recording and playback systemCOMPUSOUND INC·Filed 1983·Granted Sep 18, 1984·29 cites·17 claims
- 1185US5905988AMethod and apparatus for database transformation and adaptive playbackIMAGINON·Filed 1996·Granted May 18, 1999·198 cites·34 claims
- 1283US8567445B2Water flow restriction device and methodSCHWARTZ DAVID·Filed 2011·Granted Oct 29, 2013·10 cites·25 claims
- 1376USD684490SAnalyte test meterLIFESCAN SCOTLAND LTD·Filed 2012·Granted Jun 18, 2013·22 cites·1 claims
- 1470US4455374ASolar fermentation and distillation processSCHWARTZ DAVID M·Filed 1982·Granted Jun 19, 1984·24 cites·3 claims
- 1567US4372291ASolar heat exchangerSCHWARTZ DAVID M·Filed 1979·Granted Feb 8, 1983·20 cites·16 claims
- 1663US8838563B2Method and system for routing a telephone callBERKOWITZ MICHAEL·Filed 2010·Granted Sep 16, 2014·4 cites·16 claims
- 1762US7701391B2Acquisition and encoding of GPS codesAEROSPACE CORP·Filed 2007·Granted Apr 20, 2010·4 cites·14 claims
- 1861US8333112B2Frequency tuning of disc resonator gyroscopes via resonator mass perturbation based on an identified modelSCHWARTZ DAVID M·Filed 2009·Granted Dec 18, 2012·3 cites·23 claims
- 1960US8676147B1Detection system, controller, and method of detecting a signal of interestAEROSPACE CORP·Filed 2012·Granted Mar 18, 2014·2 cites·20 claims
- 2059US8511347B2Tamper-resistant water flow restriction systemSCHWARTZ DAVID·Filed 2011·Granted Aug 20, 2013·1 cites·16 claims
- 2159US4559570AMagnetic storage systemCOMPUSONICS CORP·Filed 1984·Granted Dec 17, 1985·10 cites·24 claims
- 2258US8474851B2Suspended rider bicycleSCHWARTZ DAVID M·Filed 2012·Granted Jul 2, 2013·2 cites·4 claims
- 2358US2024044783A1Generating high-resolution concentration maps for atmospheric gases using geography-informed machine learningPALO ALTO RES CT INC·Filed 2022·Application pending·0 cites
- 2457US5969559AMethod and apparatus for using a power grid for clock distribution in semiconductor integrated circuitsFiled 1997·Granted Oct 19, 1999·18 cites·17 claims
- 2556US8618411B2Method of making photovoltaic cellSCHWARTZ DAVID M·Filed 2009·Granted Dec 31, 2013·0 cites·5 claims
- 2655US2024046143A1Generating high-resolution concentration maps for atmospheric gases using geography-informed machine learningPALO ALTO RES CT INC·Filed 2022·Application pending·0 cites
- 2746US9222215B1Laundry transfer apparatusEZ LOAD LLC·Filed 2014·Granted Dec 29, 2015·0 cites·20 claims
- 2846US8863783B2Water flow restriction device and methodD S MAGIC TECH LLC·Filed 2013·Granted Oct 21, 2014·0 cites·27 claims
- 2946USD542537SBottle carrierSCHWARTZ PETER·Filed 2005·Granted May 15, 2007·8 cites·1 claims
- 3040US9743753B2Laundry transfer apparatusEZ LOAD LLC·Filed 2016·Granted Aug 29, 2017·0 cites·20 claims
- 3140US9516943B2Laundry transfer apparatusEZ LOAD LLC·Filed 2015·Granted Dec 13, 2016·0 cites·20 claims
- 3238US2015013136A1Tamper-resistant water flow restriction systemD S MAGIC TECH LLC·Filed 2013·Application pending·0 cites
- 3330US10312963B2Systems and methods for use in communicating dataAEROSPACE CORP·Filed 2016·Granted Jun 4, 2019·0 cites·21 claims
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