Assignee
PURESPECTRUM INC
US·4 granted patents·6 pending applications·45 citations·filing 2004–2009
Top patents by PatentIndex Score
10 records- 0173US7235932B2High efficiency ballast for gas discharge lampsPURESPECTRUM INC·Filed 2004·Granted Jun 26, 2007·18 cites·18 claims
- 0266US7388334B2High frequency electronic ballast with sine wave oscillatorPURESPECTRUM INC·Filed 2004·Granted Jun 17, 2008·15 cites·10 claims
- 0365US7514878B2High frequency electronic ballast with sine wave oscillatorPURESPECTRUM INC·Filed 2004·Granted Apr 7, 2009·12 cites·5 claims
- 0450US2009295300A1Methods and apparatus for a dimmable ballast for use with led based light sourcesPURESPECTRUM INC·Filed 2009·Application pending·0 cites
- 0549US2010176733A1Automated Dimming Methods and Systems For LightingPURESPECTRUM INC·Filed 2009·Application pending·0 cites
- 0649US2009200952A1Methods and apparatus for dimming light sourcesPURESPECTRUM INC·Filed 2009·Application pending·0 cites
- 0749US2009200965A1Energy savings circuitry for a lighting ballastPURESPECTRUM INC·Filed 2009·Application pending·0 cites
- 0849US2010225239A1Methods and apparatus for a high power factor, high efficiency, dimmable, rapid starting cold cathode lighting ballastPURESPECTRUM INC·Filed 2009·Application pending·0 cites
- 0948US2009200951A1Methods and Apparatus for Dimming Light SourcesPURESPECTRUM INC·Filed 2008·Application pending·0 cites
- 1040US7514879B2Method and system for driving a plasma-based light sourcePURESPECTRUM INC·Filed 2004·Granted Apr 7, 2009·0 cites·16 claims
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