Inventor · disambiguated record
Chia-Hsin Chang
Also filed as: CHANG CHIA-HSIN
28 granted patents·14 pending applications·90 citations·filing 2007–2025
95Inventor score
Files withDARWIN PRECISIONS CORP7CHANG CHIA-HSIN6CHI MEI COMM SYSTEMS INC6CHIUN MAI COMMUNICATION SYSTEMS INC6ICARE DIAGNOSTICS INT CO LTD5
Top patents by PatentIndex Score
42 records- 0197US10693378B2Symmetrical power stages for high power integrated circuitsMONOLITHIC POWER SYSTEMS INC·Filed 2020·Granted Jun 23, 2020·4 cites·20 claims
- 0292US10361631B2Symmetrical power stages for high power integrated circuitsMONOLITHIC POWER SYSTEMS INC·Filed 2017·Granted Jul 23, 2019·6 cites·14 claims
- 0391US8824153B2Chip card holder and electronic device with sameCHANG CHIA-HSIN·Filed 2012·Granted Sep 2, 2014·10 cites·10 claims
- 0485US8737088B2Portable electronic device with chip card holderCHANG CHIA-HSIN·Filed 2012·Granted May 27, 2014·6 cites·10 claims
- 0584US7633030B2Key structure for portable electronic devicesCHI MEI COMM SYSTEMS INC·Filed 2007·Granted Dec 15, 2009·12 cites·15 claims
- 0683US8421951B1Liquid crystal display with backlight frame structureAU OPTRONICS CORP·Filed 2012·Granted Apr 16, 2013·4 cites·14 claims
- 0782US10437299B2Heat-dissipating structure of electronic deviceCHIUN MAI COMMUNICATION SYSTEMS INC·Filed 2018·Granted Oct 8, 2019·3 cites·15 claims
- 0882US8350983B2Liquid crystal display with backlight frame structureAU OPTRONICS CORP·Filed 2010·Granted Jan 8, 2013·4 cites·16 claims
- 0980US8502510B2Switching mode power supply with predicted PWM controlSHENG HONGGANG·Filed 2011·Granted Aug 6, 2013·6 cites·25 claims
- 1078US8824154B2Chip card holder and electronic device with sameCHANG CHIA-HSIN·Filed 2012·Granted Sep 2, 2014·3 cites·10 claims
- 1177US10437289B2Button structure of electronic deviceCHIUN MAI COMMUNICATION SYSTEMS INC·Filed 2018·Granted Oct 8, 2019·3 cites·17 claims
- 1275US9520778B2Constant on-time switching converters with ultrasonic mode determination circuit and control methods thereofCHENGDU MONOLITHIC POWER SYS·Filed 2014·Granted Dec 13, 2016·4 cites·19 claims
- 1375US7820918B2Shielding can and method for making sameCHI MEI COMM SYSTEMS INC·Filed 2007·Granted Oct 26, 2010·3 cites·4 claims
- 1474US10893177B2Electronic device with retractable camera moduleCHIUN MAI COMMUNICATION SYSTEMS INC·Filed 2019·Granted Jan 12, 2021·3 cites·10 claims
- 1574US9341892B2Back plate, backlight module using the back plate and display device using the sameFORHOUSE CORP·Filed 2014·Granted May 17, 2016·2 cites·15 claims
- 1673US9345290B2Bracelet and electronic device using the sameCHIUN MAI COMM SYSTEMS INC·Filed 2014·Granted May 24, 2016·4 cites·14 claims
- 1771US9433265B2Bracelet and detecting device using the sameCHIUN MAI COMMUNICATION SYSTEMS INC·Filed 2013·Granted Sep 6, 2016·1 cites·9 claims
- 1869US11824491B2Support structure for a solar panelHUANG CHAO YAO·Filed 2022·Granted Nov 21, 2023·1 cites·1 claims
- 1969US8824130B2Chip card holder and electronic device with sameCHANG CHIA-HSIN·Filed 2012·Granted Sep 2, 2014·4 cites·10 claims
- 2068US8836304B2Switching mode power supply with virtual current sensing and associated methodsSHENG HONGGANG·Filed 2011·Granted Sep 16, 2014·3 cites·16 claims
- 2165US10581327B2Symmetrical power stages for high power integrated circuitsMONOLITHIC POWER SYSTEMS INC·Filed 2019·Granted Mar 3, 2020·0 cites·14 claims
- 2264US2025365905A1DisplayerDARWIN PRECISIONS CORP·Filed 2025·Application pending·0 cites
- 2363US12374240B2Display panelDARWIN PRECISIONS CORP·Filed 2023·Granted Jul 29, 2025·0 cites·19 claims
- 2460US11782303B2Electronic device and manufacturing method with a particular light shielding structure in an icon regionDARWIN PRECISIONS CORP·Filed 2022·Granted Oct 10, 2023·0 cites·15 claims
- 2559USD992112SLiquid transfer deviceICARE DIAGNOSTICS INT CO LTD·Filed 2021·Granted Jul 11, 2023·3 cites·1 claims
- 2659US11662619B1Electronic deviceDARWIN PRECISIONS CORP·Filed 2022·Granted May 30, 2023·0 cites·16 claims
- 2757US2024300600A1Motorcycle Floor Mat And MotorcycleDARWIN PRECISIONS CORP·Filed 2023·Application pending·0 cites
- 2857US2024300601A1Motorcycle Floor Mat And MotorcycleDARWIN PRECISIONS CORP·Filed 2023·Application pending·0 cites
- 2954US2024089356A1Hinge structure and electronic deviceCHIUN MAI COMMUNICATION SYSTEMS INC·Filed 2023·Application pending·0 cites
- 3052US2024084845A1Hinge structure and terminal deviceCHIUN MAI COMMUNICATION SYSTEMS INC·Filed 2023·Application pending·0 cites
- 3152US2022099624A1Nucleic acid detection host and nucleic acid detection deviceICARE DIAGNOSTICS INT CO LTD·Filed 2021·Application pending·0 cites
- 3249US2022099621A1Nucleic acid detection kit and nucleic acid detection deviceICARE DIAGNOSTICS INT CO LTD·Filed 2021·Application pending·0 cites
- 3349US2022288580A1Liquid transfer deviceICARE DIAGNOSTICS INT CO LTD·Filed 2021·Application pending·0 cites
- 3447US2008131113A1Camera housing with a view lens, method for making the camera housing, and camera using the housingCHI MEI COMM SYSTEMS INC·Filed 2007·Application pending·0 cites
- 3547US2022097071A1Liquid transfer deviceICARE DIAGNOSTICS INT CO LTD·Filed 2021·Application pending·0 cites
- 3645US8773610B2Liquid crystal display and frame set with easy fixing structure thereofCHANG CHIA-HSIN·Filed 2009·Granted Jul 8, 2014·0 cites·18 claims
- 3745US2013236645A1Method for locally forming smooth surface on frosted glassLIEFCO OPTICAL LTD·Filed 2013·Application pending·0 cites
- 3845US2009277767A1Keypad assemblyCHI MEI COMM SYSTEMS INC·Filed 2008·Application pending·0 cites
- 3943US7677769B2Displaying assembly for portable electronic deviceCHI MEI COMM SYSTEMS INC·Filed 2007·Granted Mar 16, 2010·1 cites·9 claims
- 4043US2009305007A1Shell for portable electronic device and method for making sameCHI MEI COMM SYSTEMS INC·Filed 2009·Application pending·0 cites
- 4142US2023133804A1Display fixing structureDARWIN PRECISIONS CORP·Filed 2021·Application pending·0 cites
- 4233US8474882B2Sliding mechanism for portable electronic deviceCHANG CHIA-HSIN·Filed 2010·Granted Jul 2, 2013·0 cites·17 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →