Inventor · disambiguated record
Yu-Yuan Chang
Also filed as: CHANG YU-YUAN
26 granted patents·21 pending applications·116 citations·filing 2006–2018
95Inventor score
Top patents by PatentIndex Score
47 records- 0195US9451721B1Modular redundant power supplyZIPPY TECH CORP·Filed 2015·Granted Sep 20, 2016·19 cites·7 claims
- 0292US7492246B2Winding structure of transformerZIPPY TECH CORP·Filed 2007·Granted Feb 17, 2009·23 cites·13 claims
- 0387US8648618B1Method and module for judging status of power suppliesZIPPY TECH CORP·Filed 2012·Granted Feb 11, 2014·8 cites·18 claims
- 0479US7723866B2Power backup systemZIPPY TECH CORP·Filed 2007·Granted May 25, 2010·10 cites·8 claims
- 0578US9448605B2Redundant power supply system providing rapid start of backupZIPPY TECH CORP·Filed 2014·Granted Sep 20, 2016·5 cites·7 claims
- 0676US9401627B2Redundant power supply system providing alternate standbyZIPPY TECH CORP·Filed 2014·Granted Jul 26, 2016·4 cites·11 claims
- 0774US7542310B2Synchronous rectification control circuitZIPPY TECH CORP·Filed 2007·Granted Jun 2, 2009·6 cites·4 claims
- 0872USD852151SPower supplyZIPPY TECH CORP·Filed 2017·Granted Jun 25, 2019·13 cites·1 claims
- 0972US8331117B2Multiple power supplies balance systemSHIH TSUN-TE·Filed 2010·Granted Dec 11, 2012·7 cites·7 claims
- 1069US10726805B2Source driver and operating method thereofRAYDIUM SEMICONDUCTOR CORP·Filed 2018·Granted Jul 28, 2020·1 cites·3 claims
- 1165US8816532B2Redundant power systemSHIH TSUN-TE·Filed 2011·Granted Aug 26, 2014·3 cites·6 claims
- 1264US8766759B2TransformerZIPPY TECH CORP·Filed 2012·Granted Jul 1, 2014·1 cites·7 claims
- 1363US8612783B2Remote controlled computer system that avoids accidental power cycling by selectively transmitting a manual trigger signal to a motherboard based on the presence of a power activating signal from a connected power supplySHIH TSUN-TE·Filed 2011·Granted Dec 17, 2013·2 cites·8 claims
- 1460US7956549B2Power conversion structureZIPPY TECH CORP·Filed 2008·Granted Jun 7, 2011·2 cites·7 claims
- 1560US7898784B2Protection circuit with variable current level limitsZIPPY TECH CORP·Filed 2008·Granted Mar 1, 2011·3 cites·5 claims
- 1657US7903437B2Frequency-changing voltage regulation circuitZIPPY TECH CORP·Filed 2008·Granted Mar 8, 2011·4 cites·9 claims
- 1753US8330292B2Power supply providing an integrated power systemWANG YI-HUA·Filed 2009·Granted Dec 11, 2012·3 cites·8 claims
- 1851US8364990B2Remote controlled power supply systemZIPPY TECH CORP·Filed 2009·Granted Jan 29, 2013·0 cites·15 claims
- 1950US7843083B2Backup power system equipped with independent protection circuit architectureZIPPY TECH CORP·Filed 2008·Granted Nov 30, 2010·2 cites·10 claims
- 2048US2008094331A1Driving method for reducing color shiftAU OPTRONICS CORP·Filed 2007·Application pending·0 cites
- 2147US2007290980A1Digital-to-analog conversion unit, driving apparatus and panel display apparatus using the sameQUANTA DISPLAY INC·Filed 2006·Application pending·0 cites
- 2246US2015286274A1Power supply device and method for reducing power consumption of the sameZIPPY TECH CORP·Filed 2014·Application pending·0 cites
- 2345US9996134B2Method to avoid over-rebooting of power supply deviceZIPPY TECH CORP·Filed 2016·Granted Jun 12, 2018·0 cites·8 claims
- 2445US2016098072A1Control system capable of controlling activating/deactivating of multiple motherboards via cloudZIPPY TECH CORP·Filed 2014·Application pending·0 cites
- 2545US2011145620A1Method of using power supply to perform far-end monitoring of electronic systemSHIH TSUN-TE·Filed 2009·Application pending·0 cites
- 2644US9966794B1Power supply for redundant power systemZIPPY TECH CORP·Filed 2017·Granted May 8, 2018·0 cites·6 claims
- 2744US2009058187A1Power supply having redundant powerZIPPY TECH CORP·Filed 2007·Application pending·0 cites
- 2844US2007242007A1Active matrix organic led display and driving method thereofLEE I-SHU·Filed 2006·Application pending·0 cites
- 2944US2013119768A1Power supply having redundant powerZIPPY TECH CORP·Filed 2012·Application pending·0 cites
- 3044US2014097934A1Control system and method for automatically turning on/off devicePOWERTECH IND CO LTD·Filed 2013·Application pending·0 cites
- 3143US8924745B2Simulation of first power good signal to generate second power good signal by power enabling control circuit for uninterrupted power suppliesSHIH TSUN-TE·Filed 2012·Granted Dec 30, 2014·0 cites·10 claims
- 3243US8542001B2Power circuit for reducing standby power consumptionSHIH TSUN-TE·Filed 2010·Granted Sep 24, 2013·0 cites·4 claims
- 3343US2014347015A1Power supply avoiding over-discharge of battery modulesZIPPY TECH CORP·Filed 2013·Application pending·0 cites
- 3442US2014197689A1Power supply providing longer lifespan of battery modulesZIPPY TECH CORP·Filed 2013·Application pending·0 cites
- 3540US7602621B2Half bridge converterZIPPY TECH CORP·Filed 2007·Granted Oct 13, 2009·0 cites·5 claims
- 3640US2019075679A1Power supply module with enhanced heat dissipation effectZIPPY TECH CORP·Filed 2017·Application pending·0 cites
- 3740US2013305063A1Ups device and ups structure with prolonged power supplySHIH TSUN-TE·Filed 2012·Application pending·0 cites
- 3840US2012205976A1Redundant power system regulating operation according to loadsSHIH TSUN-TE·Filed 2011·Application pending·0 cites
- 3939US2014016259A1Multi-motherboard power data communication architecture for power suppliesSHIH KUANG-LUNG·Filed 2012·Application pending·0 cites
- 4038US9874589B2Inrush current recording moduleZIPPY TECH CORP·Filed 2015·Granted Jan 23, 2018·0 cites·10 claims
- 4138US2014070616A1Power conversion output architectureSHIH TSUN-TE·Filed 2012·Application pending·0 cites
- 4237US2017308139A1Damage identification method for redundant power supply systemZIPPY TECH CORP·Filed 2016·Application pending·0 cites
- 4336US2013264879A1Low power consumption backup power systemSHIH TSUN-TE·Filed 2012·Application pending·0 cites
- 4435US2014254201A1Power supply for prolonging hold-up timeZIPPY TECH CORP·Filed 2013·Application pending·0 cites
- 4535US2017269941A1Method for forcibly resetting microcontrollerZIPPY TECH CORP·Filed 2016·Application pending·0 cites
- 4633US2014025965A1Power data switch communication architectureCHANG YU-YUAN·Filed 2012·Application pending·0 cites
- 4732US8072194B2Boost snubber circuit structureCHANG YU-YUAN·Filed 2008·Granted Dec 6, 2011·0 cites·5 claims
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