Assignee
SCHWARTZ DAVID M
8 granted patents·231 citations·filing 1978–2012
Top patents by PatentIndex Score
8 records- 0194US4823391ASound reproduction systemSCHWARTZ DAVID M·Filed 1986·Granted Apr 18, 1989·84 cites·1 claims
- 0292US4186725ASolar energy collectorSCHWARTZ DAVID M·Filed 1978·Granted Feb 5, 1980·70 cites·2 claims
- 0391US7580533B2Particulate flow detection microphoneSCHWARTZ DAVID M·Filed 2005·Granted Aug 25, 2009·28 cites·4 claims
- 0470US4455374ASolar fermentation and distillation processSCHWARTZ DAVID M·Filed 1982·Granted Jun 19, 1984·24 cites·3 claims
- 0567US4372291ASolar heat exchangerSCHWARTZ DAVID M·Filed 1979·Granted Feb 8, 1983·20 cites·16 claims
- 0661US8333112B2Frequency 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
- 0758US8474851B2Suspended rider bicycleSCHWARTZ DAVID M·Filed 2012·Granted Jul 2, 2013·2 cites·4 claims
- 0856US8618411B2Method of making photovoltaic cellSCHWARTZ DAVID M·Filed 2009·Granted Dec 31, 2013·0 cites·5 claims
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