Inventor · disambiguated record
Chia-Hung Chang
Also filed as: CHANG CHIA-HUNG
35 granted patents·17 pending applications·35 citations·filing 2009–2025
95Inventor score
Files withXIAMEN SANAN OPTOELECTRONICS TECHNOLOGY CO LTD22XIAMEN SANAN OPTOELECTRONICS CO LTD11TIANJIN SANAN OPTOELECTRONICS CO LTD5CATCHER TECH CO LTD3CHANG HONG-YEH3
Top patents by PatentIndex Score
52 records- 0194US11557693B2Semiconductor light emitting deviceXIAMEN SANAN OPTOELECTRONICS CO LTD·Filed 2021·Granted Jan 17, 2023·3 cites·20 claims
- 0289US11189751B2Multi-quantum well structure and LED device including the sameXIAMEN SANAN OPTOELECTRONICS CO LTD·Filed 2019·Granted Nov 30, 2021·5 cites·20 claims
- 0387US12302666B2Semiconductor light emitting deviceXIAMEN SANAN OPTOELECTRONICS CO LTD·Filed 2023·Granted May 13, 2025·0 cites·20 claims
- 0483US2025255038A1Semiconductor light emitting deviceXIAMEN SANAN OPTOELECTRONICS CO LTD·Filed 2025·Application pending·0 cites
- 0582US11848401B2Semiconductor light emitting deviceXIAMEN SANAN OPTOELECTRONICS CO LTD·Filed 2023·Granted Dec 19, 2023·0 cites·19 claims
- 0682US2024429349A1Light-emitting diode and method for manufacturing the sameQUANZHOU SANAN SEMICONDUCTOR TECH CO LTD·Filed 2024·Application pending·0 cites
- 0781US10312409B2Patterned sapphire substrate, light emitting diode and fabrication method thereofXIAMEN SANAN OPTOELECTRONICS TECHNOLOGY CO LTD·Filed 2017·Granted Jun 4, 2019·3 cites·16 claims
- 0879US8390343B2Injection-locked frequency dividerCHANG HONG-YEH·Filed 2010·Granted Mar 5, 2013·5 cites·10 claims
- 0978US12087885B2Light-emitting diode and method for manufacturing the sameXIAMEN SANAN OPTOELECTRONICS TECHNOLOGY CO LTD·Filed 2022·Granted Sep 10, 2024·0 cites·17 claims
- 1078US10115858B2Light emitting diode and fabrication method thereofXIAMEN SANAN OPTOELECTRONICS CO LTD·Filed 2018·Granted Oct 30, 2018·2 cites·20 claims
- 1177US2024413291A1Light Emitting Diode and Fabrication Method ThereofXIAMEN SANAN OPTOELECTRONICS TECHNOLOGY CO LTD·Filed 2024·Application pending·0 cites
- 1276US12125948B2Semiconductor device and light-emitting systemXIAMEN SANAN OPTOELECTRONICS CO LTD·Filed 2022·Granted Oct 22, 2024·0 cites·19 claims
- 1375US12439743B2Light emitting diode deviceXIAMEN SANAN OPTOELECTRONICS TECHNOLOGY CO LTD·Filed 2023·Granted Oct 7, 2025·0 cites·19 claims
- 1474US8493105B2Injection-locked frequency dividerCHANG HONG-YEH·Filed 2011·Granted Jul 23, 2013·4 cites·11 claims
- 1572US10211367B2Light emitting diode and fabrication method thereofXIAMEN SANAN OPTOELECTRONICS TECHNOLOGY CO LTD·Filed 2017·Granted Feb 19, 2019·2 cites·20 claims
- 1671US11721789B2Light-emitting diode device and method for manufacturing the sameXIAMEN SANAN OPTOELECTRONICS TECHNOLOGY CO LTD·Filed 2022·Granted Aug 8, 2023·0 cites·19 claims
- 1771US8717112B2Inductance-capacitance (LC) oscillatorCHANG HONG-YEH·Filed 2011·Granted May 6, 2014·4 cites·34 claims
- 1870US10535796B2Semiconductor light emitting deviceXIAMEN SANAN OPTOELECTRONICS CO LTD·Filed 2019·Granted Jan 14, 2020·1 cites·17 claims
- 1970US8451292B2Video summarization method based on mining story structure and semantic relations among concept entities thereofWANG JHING-FA·Filed 2009·Granted May 28, 2013·6 cites·10 claims
- 2066US11430918B2Semiconductor device and light-emitting systemXIAMEN SANAN OPTOELECTRONICS CO LTD·Filed 2020·Granted Aug 30, 2022·0 cites·18 claims
- 2165US10825957B1Light-emitting diodeXIAMEN SANAN OPTOELECTRONICS TECHNOLOGY CO LTD·Filed 2020·Granted Nov 3, 2020·0 cites·20 claims
- 2264US11637223B2Light emitting diode deviceXIAMEN SANAN OPTOELECTRONICS TECHNOLOGY CO LTD·Filed 2020·Granted Apr 25, 2023·0 cites·30 claims
- 2364US11532769B2Light-emitting diode and method for manufacturing the sameXIAMEN SANAN OPTOELECTRONICS TECHNOLOGY CO LTD·Filed 2020·Granted Dec 20, 2022·0 cites·36 claims
- 2464US11393950B2Light-emitting diode device and method for manufacturing the sameXIAMEN SANAN OPTOELECTRONICS TECHNOLOGY CO LTD·Filed 2020·Granted Jul 19, 2022·0 cites·20 claims
- 2562US11862752B2Light-emitting diode and method for manufacturing the sameXIAMEN SANAN OPTOELECTRONICS TECHNOLOGY CO LTD·Filed 2021·Granted Jan 2, 2024·0 cites·20 claims
- 2661US12294037B2Light-emitting diode chip and method for manufacturing the sameXIAMEN SANAN OPTOELECTRONICS TECHNOLOGY CO LTD·Filed 2021·Granted May 6, 2025·0 cites·5 claims
- 2761US10707380B2Light-emitting diodeXIAMEN SANAN OPTOELECTRONICS TECHNOLOGY CO LTD·Filed 2018·Granted Jul 7, 2020·0 cites·19 claims
- 2861US2024178348A1Light-emitting device and light-emitting apparatusTIANJIN SANAN OPTOELECTRONICS CO LTD·Filed 2023·Application pending·0 cites
- 2960US2024162372A1Light-emitting device and light-emitting apparatusTIANJIN SANAN OPTOELECTRONICS CO LTD·Filed 2023·Application pending·0 cites
- 3060US2024234633A9Light-emitting device and light-emitting apparatusTIANJIN SANAN OPTOELECTRONICS CO LTD·Filed 2023·Application pending·0 cites
- 3159US12501748B2Light-emitting device and production method thereofTIANJIN SANAN OPTOELECTRONICS CO LTD·Filed 2022·Granted Dec 16, 2025·0 cites·20 claims
- 3259US12119425B2Multi-junction light-emitting diode and method for making the sameTIANJIN SANAN OPTOELECTRONICS CO LTD·Filed 2022·Granted Oct 15, 2024·0 cites·21 claims
- 3359US10978612B2Semiconductor light emitting deviceXIAMEN SANAN OPTOELECTRONICS CO LTD·Filed 2019·Granted Apr 13, 2021·0 cites·22 claims
- 3457US12328973B2Multi-quantum well structure and LED device including the sameXIAMEN SANAN OPTOELECTRONICS CO LTD·Filed 2021·Granted Jun 10, 2025·0 cites·18 claims
- 3555US9343026B2Pixel circuit for active matrix display apparatus and the driving method thereofUNIV NAT CHIAO TUNG·Filed 2014·Granted May 17, 2016·0 cites·4 claims
- 3654US2021065270A1Automatic design system for customized product and cloud-based design system using automatic design systemUNIV NAT KAOHSIUNG SCIENCE & TECHNOLOGY·Filed 2020·Application pending·0 cites
- 3753US2025225353A1Inductive floor mat recording systemUNIV NAT YUNLIN SCIENCE & TECHNOLOGY·Filed 2024·Application pending·0 cites
- 3850US2019115511A1Light Emitting Diode and Fabrication Method ThereofXIAMEN SANAN OPTOELECTRONICS TECHNOLOGY CO LTD·Filed 2018·Application pending·0 cites
- 3948US2021083145A1Light emitting diode deviceXIAMEN SANAN OPTOELECTRONICS TECHNOLOGY CO LTD·Filed 2020·Application pending·0 cites
- 4048US2014339947A1Multi-Piece Stator For An Electric MotorLASKO HOLDINGS INC·Filed 2013·Application pending·0 cites
- 4147US10096746B2Semiconductor element and fabrication method thereofXIAMEN SANAN OPTOELECTRONICS TECHNOLOGY CO LTD·Filed 2017·Granted Oct 9, 2018·0 cites·15 claims
- 4247US2020223177A1Antimicrobial structure and method for manufacturing the sameCATCHER TECH CO LTD·Filed 2019·Application pending·0 cites
- 4346US2018127881A1Process for producing aluminum-based metal composite, aluminum-based composite obtained by using the same, and aluminum-based structure having the aluminum-based compositeCHANG YUNG CHING·Filed 2016·Application pending·0 cites
- 4445US9929308B2Nitride light emitting diode and fabrication method thereofXIAMEN SANAN OPTOELECTRONICS TECHNOLOGY CO LTD·Filed 2017·Granted Mar 27, 2018·0 cites·20 claims
- 4544US12356064B2Measurement assistance system and methodUNIV NAT KAOHSIUNG SCIENCE & TECHNOLOGY·Filed 2022·Granted Jul 8, 2025·0 cites·18 claims
- 4644US2020061712A1Titanium based product and method for manufacturing the sameCATCHER TECH CO LTD·Filed 2018·Application pending·0 cites
- 4742US10014436B2Method for manufacturing a light emitting elementXIAMEN SANAN OPTOELECTRONICS TECHNOLOGY CO LTD·Filed 2017·Granted Jul 3, 2018·0 cites·16 claims
- 4841US10263139B2Fabrication method of nitride light emitting diodesXIAMEN SANAN OPTOELECTRONICS TECHNOLOGY CO LTD·Filed 2017·Granted Apr 16, 2019·0 cites·13 claims
- 4940US2018138367A1Nitride Light Emitting Diode and Growth MethodXIAMEN SANAN OPTOELECTRONICS TECHNOLOGY CO LTD·Filed 2018·Application pending·0 cites
- 5038US10242958B2High-voltage light emitting diode and fabrication method thereofXIAMEN SANAN OPTOELECTRONICS TECHNOLOGY CO LTD·Filed 2017·Granted Mar 26, 2019·0 cites·15 claims
Showing the top 50 of 52 patent records by PatentIndex Score.
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