Inventor · disambiguated record
Hao-Chieh Chang
Also filed as: CHANG HAO · CHANG HAO-CHIEH
10 granted patents·6 pending applications·13 citations·filing 2003–2022
81Inventor score
Files withCHICONY POWER TECH CO LTD7DELTA ELECTRONICS INC3CHANG HAO2ARMSTRONG MARK L1CHANG CHIUNG YEH1
Top patents by PatentIndex Score
16 records- 0186US11948722B2Planar winding transformerCHICONY POWER TECH CO LTD·Filed 2021·Granted Apr 2, 2024·1 cites·13 claims
- 0285US11063512B1Power conversion systemCHICONY POWER TECH CO LTD·Filed 2020·Granted Jul 13, 2021·5 cites·9 claims
- 0384US9057958B2Apparatus for thermal development with a conformable supportDU PONT·Filed 2013·Granted Jun 16, 2015·5 cites·20 claims
- 0480US11750111B2Power supply device, power supply management module, and power supply management methodCHICONY POWER TECH CO LTD·Filed 2021·Granted Sep 5, 2023·1 cites·18 claims
- 0561US12367998B2TransformerCHICONY POWER TECH CO LTD·Filed 2021·Granted Jul 22, 2025·0 cites·20 claims
- 0653US8492073B2Method for thermal development with a conformable supportARMSTRONG MARK L·Filed 2008·Granted Jul 23, 2013·1 cites·19 claims
- 0749US11610003B2Software protection method and system thereofDELTA ELECTRONICS INC·Filed 2020·Granted Mar 21, 2023·0 cites·11 claims
- 0849US2024164068A1Rack with heat-dissipation system, power supply system for rack with heat-dissipation system, and power control system of rack heat-dissipation systemCHICONY POWER TECH CO LTD·Filed 2022·Application pending·0 cites
- 0946US11693434B2Water quality monitoring system and method thereofDELTA ELECTRONICS INC·Filed 2019·Granted Jul 4, 2023·0 cites·11 claims
- 1044US2022231613A1Power supply device and voltage converting methodCHICONY POWER TECH CO LTD·Filed 2021·Application pending·0 cites
- 1144US2018343825A1Reusable cat litter and method for manufacturing the sameCHANG CHIUNG YEH·Filed 2018·Application pending·0 cites
- 1243US11837909B2Intelligent stable power supply systemCHICONY POWER TECH CO LTD·Filed 2022·Granted Dec 5, 2023·0 cites·13 claims
- 1338US2013192384A1Method for testing tensile strength of an electrically nonconductive materialCHANG HAO·Filed 2012·Application pending·0 cites
- 1438US2005025462A1Method and apparatus for equipping personal digital product with functions of recording and displaying of the digital video/audio multi-mediaFiled 2003·Application pending·0 cites
- 1536US2007246066A1Method for cleaning an automatic process deviceCHANG HAO·Filed 2006·Application pending·0 cites
- 1635US11005658B2Data transmission system with security mechanism and method thereofDELTA ELECTRONICS INC·Filed 2018·Granted May 11, 2021·0 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →