Inventor · disambiguated record
Joshua Zhu
Also filed as: ZHU JOSHUA · ZHU JOSHUA S
11 granted patents·1 pending application·622 citations·filing 1990–2024
92Inventor score
Files withPHILIPS ELECTRONICS NA3ELECTRONIC BALLAST TECH2PAO JONATHAN2FIRSTPOINT ENERGY CORP1LIU MINDY1
Top patents by PatentIndex Score
12 records- 0194US5691605AElectronic ballast with interface circuitry for multiple dimming inputsPHILIPS ELECTRONICS NA·Filed 1995·Granted Nov 25, 1997·176 cites·54 claims
- 0288US5055746ARemote control of fluorescent lamp ballast using power flow interruption coding with means to maintain filament voltage substantially constant as the lamp voltage decreasesELECTRONIC BALLAST TECH·Filed 1990·Granted Oct 8, 1991·159 cites·7 claims
- 0385US10523645B2Method and system for protecting user data using individualized keys to enable secure compartmentalized data backup/restoreVORMETRIC INC·Filed 2016·Granted Dec 31, 2019·15 cites·17 claims
- 0483US8452603B1Methods and systems for enhancement of device accessibility by language-translated voice output of user-interface itemsLIU MINDY·Filed 2012·Granted May 28, 2013·16 cites·18 claims
- 0583US5850127AEBL having a feedback circuit and a method for ensuring low temperature lamp operation at low dimming levelsPHILIPS ELECTRONICS NA·Filed 1996·Granted Dec 15, 1998·67 cites·20 claims
- 0681US5107184ARemote control of fluorescent lamp ballast using power flow interruption coding with means to maintain filament voltage substantially constant as the lamp voltage decreasesELECTRONIC BALLAST TECH·Filed 1990·Granted Apr 21, 1992·102 cites·5 claims
- 0780US5506715ALighting system having a remotely controlled electric lamp and an infrared remote controller with improved infrared filterPHILIPS ELECTRONICS NA·Filed 1995·Granted Apr 9, 1996·71 cites·36 claims
- 0873US11382397B1Long handled motorized toenail trimmerPAO JONATHAN·Filed 2020·Granted Jul 12, 2022·2 cites·20 claims
- 0959US6487282B1Apparatus and method for an inbound telemetry device to sense telephone line statusFIRSTPOINT ENERGY CORP·Filed 2000·Granted Nov 26, 2002·7 cites·9 claims
- 1056US6347135B1Apparatus and method for powering a telephone-based inbound telemetry deviceTELDATA INC·Filed 2000·Granted Feb 12, 2002·7 cites·12 claims
- 1151US11612229B1Long handled motorized toenail trimmerPAO JONATHAN·Filed 2020·Granted Mar 28, 2023·0 cites·8 claims
- 1249US2025261736A1Long-Handled Nail Groomer with a Stand Configured to Cradle a Toe for Initial Centering of a Filing Bit on the ToenailPEDICURE INC·Filed 2024·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →