GRENERGY OPTO, INC.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
H02M APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF 1101

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9431911 Switching mode power supply capable of providing a block time in response to an output currentJul 16, 14Aug 30, 16[H02M]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
8067904 Electronic ballast with dimming control from power line sensingExpiredJul 20, 09Nov 29, 11[H05B]
8058857 Digitally controlled switched-mode power supplyExpiredJan 28, 09Nov 15, 11[G05F]
8018742 Full-range-duty PWM signal generation method, apparatus, and system using sameExpiredFeb 04, 09Sep 13, 11[H02M]
2011/0199,024 SINGLE CHIP BALLAST CONTROLLER CAPABLE OF PROVIDING BRIGHTNESS LEVELS OVERVIEW AND BRIGHTNESS SETTING OF A FLUORESCENT LAMPAbandonedFeb 17, 10Aug 18, 11[H05B]
7999494 Electronic ballast with dimming control from power line sensingExpiredApr 30, 09Aug 16, 11[H05B]
7999495 Electronic ballast with dimming control from power line sensingExpiredApr 30, 09Aug 16, 11[H05B]
7982413 Electronic ballast with dimming control from power line sensingExpiredMay 01, 09Jul 19, 11[H05B]
2011/0169,425 SINGLE CHIP BALLAST CONTROLLER FOR STEP-DIMMING OF A FLUORESCENT LAMPAbandonedJan 14, 10Jul 14, 11[H05B]
2011/0133,659 Power Source Control Method for a Multi-module LED Circuit and Related Control Device and LED CircuitAbandonedDec 06, 09Jun 09, 11[H05B]
2011/0127,978 PWM CONTROLLER WITH LOW UVLO VOLTAGEAbandonedDec 02, 09Jun 02, 11[G05F]
2011/0080,129 SINGLE-PIN MULTIFUNCTIONAL DEVICE AND METHOD FOR INPUT AND OUTPUT IN CONTROLLING A DIRECT-CURRENT FANAbandonedOct 01, 09Apr 07, 11[G05D]
2011/0062,892 DRIVING DEVICE FOR A LIGHT EMITTING DIODE CIRCUIT AND RELATED LIGHTING DEVICEAbandonedSep 16, 09Mar 17, 11[H05B]
2011/0050,308 STANDBY POWER REDUCTION METHOD AND APPARATUS FOR SWITCHING POWER APPLICATIONSAbandonedSep 03, 09Mar 03, 11[H03K]
2011/0033,174 CONTROL CIRCUIT FOR A VARIABLE FREQUENCY DC MOTORAbandonedAug 06, 09Feb 10, 11[G05F]
2011/0006,828 DIFFERENTIAL TYPE LEVEL SHIFTERAbandonedJul 10, 09Jan 13, 11[H03L]
2010/0321,957 STANDBY POWER METHOD AND APPARATUS FOR POWER MODULE APPLICATIONSAbandonedJun 17, 09Dec 23, 10[H02M]
2010/0289,463 PRIMARY-SIDE FEEDBACK CONTROL DEVICE AND RELATED METHOD FOR A POWER CONVERTERAbandonedMay 13, 09Nov 18, 10[G05F]
2010/0277,118 AUTOMATED POWER SUPPLYAbandonedMay 04, 09Nov 04, 10[H02J]
2010/0277,154 CASCADE DEVICE WITH A VOLTAGE REGULATING EFFECTAbandonedApr 30, 09Nov 04, 10[G05F]
2010/0237,920 PEAK MAGNETIC FLUX REGULATION METHOD, APPARATUS, AND SYSTEM USING SAMEAbandonedMar 18, 09Sep 23, 10[H03K]

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