Inventor · disambiguated record
Yu-Chia Chang
Also filed as: CHANG YU · CHANG YU-CHIA · CHANG YU-CHIA E
76 granted patents·21 pending applications·2,039 citations·filing 1996–2025
99Inventor score
Files withAPPLIED MATERIALS INC15INPAQ TECHNOLOGY CO LTD10SORAA LASER DIODE INC9MEDIATEK INC6PROVIEW MBD BIOTECH CO LTD5
Top patents by PatentIndex Score
97 records- 0199US8451876B1Method and system for providing bidirectional light sources with broad spectrumRARING JAMES W·Filed 2011·Granted May 28, 2013·149 cites·13 claims
- 0298US8634442B1Optical device structure using GaN substrates for laser applicationsRARING JAMES W·Filed 2010·Granted Jan 21, 2014·78 cites·58 claims
- 0398US7520957B2Lid assembly for front end of line fabricationAPPLIED MATERIALS INC·Filed 2005·Granted Apr 21, 2009·162 cites·8 claims
- 0498US7396480B2Method for front end of line fabricationAPPLIED MATERIALS INC·Filed 2005·Granted Jul 8, 2008·285 cites·20 claims
- 0598US6423949B1Multi-zone resistive heaterAPPLIED MATERIALS INC·Filed 1999·Granted Jul 23, 2002·534 cites·62 claims
- 0697US8846163B2Method for removing oxidesKAO CHIEN-TEH·Filed 2012·Granted Sep 30, 2014·190 cites·19 claims
- 0796US8638828B1Method and system for providing directional light sources with broad spectrumSORAA INC·Filed 2013·Granted Jan 28, 2014·13 cites·17 claims
- 0895US10923878B1Method and system for providing directional light sources with broad spectrumSORAA LASER DIODE INC·Filed 2019·Granted Feb 16, 2021·2 cites·20 claims
- 0995US6734020B2Valve control system for atomic layer deposition chamberAPPLIED MATERIALS INC·Filed 2001·Granted May 11, 2004·135 cites·11 claims
- 1094US10498041B1Mobile device and antenna structure thereinWISTRON CORP·Filed 2018·Granted Dec 3, 2019·20 cites·17 claims
- 1194US9837790B1Method and system for providing directional light sources with broad spectrumSORAA LASER DIODE INC·Filed 2016·Granted Dec 5, 2017·5 cites·20 claims
- 1294US9362720B1Method and system for providing directional light sources with broad spectrumSORAA LASER DIODE INC·Filed 2015·Granted Jun 7, 2016·5 cites·20 claims
- 1394US9071039B2Optical device structure using GaN substrates for laser applicationsSORAA LASER DIODE INC·Filed 2013·Granted Jun 30, 2015·14 cites·8 claims
- 1494US8848755B1Method and system for providing directional light sources with broad spectrumSORAA INC·Filed 2013·Granted Sep 30, 2014·8 cites·14 claims
- 1592US10122148B1Method and system for providing directional light sources with broad spectrumSORAA LASER DIODE INC·Filed 2017·Granted Nov 6, 2018·3 cites·20 claims
- 1692US9106049B1Method and system for providing directional light sources with broad spectrumSORAA LASER DIODE INC·Filed 2014·Granted Aug 11, 2015·6 cites·20 claims
- 1790US10505344B1Method and system for providing directional light sources with broad spectrumSORAA LASER DIODE INC·Filed 2018·Granted Dec 10, 2019·2 cites·16 claims
- 1889US9722398B2Optical device structure using GaN substrates for laser applicationsSORAA LASER DIODE INC·Filed 2015·Granted Aug 1, 2017·5 cites·17 claims
- 1989US6646235B2Multi-zone resistive heaterAPPLIED MATERIALS INC·Filed 2001·Granted Nov 11, 2003·43 cites·4 claims
- 2088US8618446B2Substrate support with substrate heater and symmetric RF returnCHANG YU·Filed 2011·Granted Dec 31, 2013·12 cites·22 claims
- 2188US7916768B2Small dimension high-efficiency high-speed vertical-cavity surface-emitting lasersUNIV CALIFORNIA·Filed 2009·Granted Mar 29, 2011·10 cites·16 claims
- 2287US8988181B2Common mode filter with multi-spiral layer structure and method of manufacturing the sameCHANG YU CHIA·Filed 2012·Granted Mar 24, 2015·12 cites·15 claims
- 2385US11670853B2Antenna structureWISTRON CORP·Filed 2021·Granted Jun 6, 2023·2 cites·20 claims
- 2484US11793164B1Reusable ear tagMOVELLA INC·Filed 2021·Granted Oct 24, 2023·2 cites·20 claims
- 2584US8721847B2Homing of arbitrary scan path of a rotating magnetronCHANG YU·Filed 2012·Granted May 13, 2014·4 cites·10 claims
- 2683US11963985B2Coral composite extract, composition including the same and method of producing the sameNATIONAL SUN YAT SEN UNIVERSITY·Filed 2023·Granted Apr 23, 2024·0 cites·3 claims
- 2783US10916851B2Mobile electronic deviceACER INC·Filed 2018·Granted Feb 9, 2021·5 cites·8 claims
- 2883US6220091B1Liquid level pressure sensor and methodAPPLIED MATERIALS INC·Filed 1997·Granted Apr 24, 2001·53 cites·20 claims
- 2982US9748638B2Electronic deviceACER INC·Filed 2016·Granted Aug 29, 2017·5 cites·10 claims
- 3081US8633793B1Common mode filterINPAQ TECHNOLOGY CO LTD·Filed 2012·Granted Jan 21, 2014·7 cites·5 claims
- 3181US8114256B2Control of arbitrary scan path of a rotating magnetronCHANG YU·Filed 2007·Granted Feb 14, 2012·6 cites·17 claims
- 3280US6394886B1Conformal disk holder for CMP pad conditionerTAIWAN SEMICONDUCTOR MFG·Filed 2001·Granted May 28, 2002·23 cites·20 claims
- 3379US11791606B1Method and system for providing directional light sources with broad spectrumKYOCERA SLD LASER INC·Filed 2021·Granted Oct 17, 2023·0 cites·20 claims
- 3479US7355394B2Apparatus and method of dynamically measuring thickness of a layer of a substrateAPPLIED MATERIALS INC·Filed 2006·Granted Apr 8, 2008·9 cites·17 claims
- 3579US7201803B2Valve control system for atomic layer deposition chamberAPPLIED MATERIALS INC·Filed 2003·Granted Apr 10, 2007·21 cites·6 claims
- 3678US7112961B2Method and apparatus for dynamically measuring the thickness of an objectAPPLIED MATERIALS INC·Filed 2003·Granted Sep 26, 2006·18 cites·45 claims
- 3778US2024191040A1Application of amino acid-modified polymer for drug deliveryPROVIEW MBD BIOTECH CO LTD·Filed 2024·Application pending·0 cites
- 3877US9685703B2Tunable antennaKAO YEH-CHUN·Filed 2014·Granted Jun 20, 2017·7 cites·15 claims
- 3977US2025377649A1Integrated circuit configurable to perform adaptive thermal ceiling control in per-functional-block manner, associated main circuit, associated electronic device and associated thermal control methodMEDIATEK INC·Filed 2025·Application pending·0 cites
- 4075US8750342B1Laser diodes with scribe structuresRARING JAMES W·Filed 2012·Granted Jun 10, 2014·3 cites·19 claims
- 4174US11738055B2Coral composite extract, composition including the same and method of producing the sameNATIONAL SUN YAT SEN UNIVERSITY·Filed 2021·Granted Aug 29, 2023·0 cites·3 claims
- 4274US11628191B2Coral composite extract, composition including the same and method of producing the sameNATIONAL SUN YAT SEN UNIVERSITY·Filed 2021·Granted Apr 18, 2023·0 cites·3 claims
- 4374US10043390B2Parking space sensorGEMTEK TECHNOLOGY CO LTD·Filed 2017·Granted Aug 7, 2018·3 cites·15 claims
- 4474US6811948B2Thin-film design for optical recording mediaFiled 2001·Granted Nov 2, 2004·16 cites·35 claims
- 4572US6199927B1Robot blade for handling of semiconductor substratesAPPLIED MATERIALS INC·Filed 1999·Granted Mar 13, 2001·37 cites·30 claims
- 4671US6206760B1Method and apparatus for preventing particle contamination in a polishing machineTAIWAN SEMICONDUCTOR MFG·Filed 1999·Granted Mar 27, 2001·42 cites·25 claims
- 4770US11939432B2Amino acid-modified polymer for adhesion prevention and application thereofPROVIEW MBD BIOTECH CO LTD·Filed 2021·Granted Mar 26, 2024·0 cites·18 claims
- 4870US11939431B2Temperature sensitive composition for tissue adhesion prevention and application thereofPROVIEW MBD BIOTECH CO LTD·Filed 2021·Granted Mar 26, 2024·0 cites·16 claims
- 4969US12411474B2Integrated circuit configurable to perform adaptive thermal ceiling control in per-functional-block manner, associated main circuit, associated electronic device and associated thermal control methodMEDIATEK INC·Filed 2022·Granted Sep 9, 2025·0 cites·26 claims
- 5068US7735098B2Method for executing computer programs in accordance with preset execution priorityGETAC TECHNOLOGY CORP·Filed 2005·Granted Jun 8, 2010·4 cites·16 claims
Showing the top 50 of 97 patent records by PatentIndex Score.
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