Inventor · disambiguated record
Chieh Chang
Also filed as: CHANG CHIEH · CHANG CHIEH-LING
38 granted patents·13 pending applications·40 citations·filing 2011–2025
95Inventor score
Files withMAGIC LEAP INC38CHANG CHAO-HSIUNG3LIN HSIN-CHIANG3ADVANCED OPTOELECTRONIC TECH2CHANG CHIEH-LING2
Top patents by PatentIndex Score
51 records- 0196US11787138B2Methods and apparatuses for casting polymer productsMAGIC LEAP INC·Filed 2022·Granted Oct 17, 2023·2 cites·20 claims
- 0295US10895784B2Patterning of liquid crystals using soft-imprint replication of surface alignment patternsMAGIC LEAP INC·Filed 2017·Granted Jan 19, 2021·10 cites·20 claims
- 0394US11318692B2Methods and apparatuses for casting polymer productsMAGIC LEAP INC·Filed 2018·Granted May 3, 2022·5 cites·26 claims
- 0494US11198233B2Methods and apparatuses for casting polymer productsMAGIC LEAP INC·Filed 2019·Granted Dec 14, 2021·5 cites·16 claims
- 0593US11726317B2Waveguides having integral spacers and related systems and methodsMAGIC LEAP INC·Filed 2020·Granted Aug 15, 2023·5 cites·48 claims
- 0691US11567371B2Patterning of liquid crystals using soft-imprint replication of surface alignment patternsMAGIC LEAP INC·Filed 2020·Granted Jan 31, 2023·2 cites·19 claims
- 0788US11994670B2Color-selective waveguides for augmented reality/mixed reality applicationsMAGIC LEAP INC·Filed 2022·Granted May 28, 2024·1 cites·19 claims
- 0888US11460609B2Hybrid polymer waveguide and methods for making the sameMAGIC LEAP INC·Filed 2019·Granted Oct 4, 2022·4 cites·7 claims
- 0988US2024308162A1Methods and apparatuses for casting polymer productsMAGIC LEAP INC·Filed 2024·Application pending·0 cites
- 1087US12030269B2Methods and apparatuses for casting polymer productsMAGIC LEAP INC·Filed 2023·Granted Jul 9, 2024·0 cites·20 claims
- 1186US2024391191A1Methods and apparatuses for casting polymer productsMAGIC LEAP INC·Filed 2024·Application pending·0 cites
- 1283US12455457B2Eyepiece for head-mounted display and method for making the sameMAGIC LEAP INC·Filed 2024·Granted Oct 28, 2025·0 cites·20 claims
- 1383US11009661B2Methods and apparatuses for casting polymer productsMAGIC LEAP INC·Filed 2019·Granted May 18, 2021·1 cites·20 claims
- 1483US2025085468A1Customized polymer/glass diffractive waveguide stacks for augmented reality/mixed reality applicationsMAGIC LEAP INC·Filed 2024·Application pending·0 cites
- 1581US11656480B2Methods and systems for augmented reality display with dynamic field of viewMAGIC LEAP INC·Filed 2020·Granted May 23, 2023·1 cites·16 claims
- 1681US2025130350A1Hybrid polymer waveguide and methods for making the sameMAGIC LEAP INC·Filed 2024·Application pending·0 cites
- 1779US12072502B2Eyepiece for head-mounted display and method for making the sameMAGIC LEAP INC·Filed 2023·Granted Aug 27, 2024·0 cites·17 claims
- 1879US2024302652A1Color-selective waveguides for augmented reality/mixed reality applicationsMAGIC LEAP INC·Filed 2024·Application pending·0 cites
- 1978US12235474B2Methods and systems for augmented reality display with dynamic field of viewMAGIC LEAP INC·Filed 2023·Granted Feb 25, 2025·0 cites·10 claims
- 2078US12189165B2Customized polymer/glass diffractive waveguide stacks for augmented reality/mixed reality applicationsMAGIC LEAP INC·Filed 2023·Granted Jan 7, 2025·0 cites·14 claims
- 2177US12296549B2Methods and apparatuses for casting polymer productsMAGIC LEAP INC·Filed 2021·Granted May 13, 2025·0 cites·20 claims
- 2275US12216242B2Hybrid polymer waveguide and methods for making the sameMAGIC LEAP INC·Filed 2022·Granted Feb 4, 2025·0 cites·19 claims
- 2375US2024173930A1Method of fabricating molds for forming eyepieces with integrated spacersMAGIC LEAP INC·Filed 2023·Application pending·0 cites
- 2475US2024159956A1Waveguides having integrated spacers, waveguides having edge absorbers, and methods for making the sameMAGIC LEAP INC·Filed 2023·Application pending·0 cites
- 2573US11886000B2Waveguides having integrated spacers, waveguides having edge absorbers, and methods for making the sameMAGIC LEAP INC·Filed 2019·Granted Jan 30, 2024·1 cites·19 claims
- 2673US2024329282A1Polymer patterned disk stack manufacturingMAGIC LEAP INC·Filed 2024·Application pending·0 cites
- 2773US2025164818A1Methods and systems for augmented reality display with dynamic field of viewMAGIC LEAP INC·Filed 2025·Application pending·0 cites
- 2872US11630256B2Customized polymer/glass diffractive waveguide stacks for augmented reality/mixed reality applicationsMAGIC LEAP INC·Filed 2021·Granted Apr 18, 2023·0 cites·12 claims
- 2970US11740469B2Eyepiece for head-mounted display and method for making the sameMAGIC LEAP INC·Filed 2021·Granted Aug 29, 2023·0 cites·20 claims
- 3070US11320591B2Methods and apparatuses for casting polymer productsMAGIC LEAP INC·Filed 2021·Granted May 3, 2022·0 cites·17 claims
- 3169US11307408B2Color-selective waveguides for augmented reality/mixed reality applicationsMAGIC LEAP INC·Filed 2020·Granted Apr 19, 2022·0 cites·36 claims
- 3268US11099313B2Customized polymer/glass diffractive waveguide stacks for augmented reality/mixed reality applicationsMAGIC LEAP INC·Filed 2020·Granted Aug 24, 2021·0 cites·10 claims
- 3367US11840034B2Method of fabricating molds for forming eyepieces with integrated spacersMAGIC LEAP INC·Filed 2021·Granted Dec 12, 2023·0 cites·18 claims
- 3465US8476664B2Light emitting diode package having multiple luminescent conversion layersLIN HSIN-CHIANG·Filed 2011·Granted Jul 2, 2013·2 cites·15 claims
- 3564US12120842B2Air duct with one or more finsQUANTA COMP INC·Filed 2022·Granted Oct 15, 2024·0 cites·16 claims
- 3662US12038591B2Polymer patterned disk stack manufacturingMAGIC LEAP INC·Filed 2020·Granted Jul 16, 2024·0 cites·11 claims
- 3760US8530252B2Method for manufacturing light emitting diodeCHANG CHAO-HSIUNG·Filed 2011·Granted Sep 10, 2013·1 cites·14 claims
- 3855US2025347831A1Light guide plate, image display device, and method of manufacturing light guide plateSONY GROUP CORP·Filed 2023·Application pending·0 cites
- 3951US2024192481A1Cover architectures in curved eyepiece stacks for mixed reality applicationsMAGIC LEAP INC·Filed 2022·Application pending·0 cites
- 4050US11413591B2Preparing and dispensing polymer materials and producing polymer articles therefromMAGIC LEAP INC·Filed 2018·Granted Aug 16, 2022·0 cites·15 claims
- 4149US11679533B2Methods and apparatuses for casting optical polymer filmsMAGIC LEAP INC·Filed 2021·Granted Jun 20, 2023·0 cites·18 claims
- 4248US11298856B2Optical polymer films and methods for casting the sameMOLECULAR IMPRINTS INC·Filed 2018·Granted Apr 12, 2022·0 cites·18 claims
- 4347US2024036321A1Systems, methods, and devices for adhesion of interior waveguide pillarsMAGIC LEAP INC·Filed 2021·Application pending·0 cites
- 4446US8871535B2Method for manufacturing LEDADVANCED OPTOELECTRONIC TECH·Filed 2013·Granted Oct 28, 2014·0 cites·14 claims
- 4545US8828754B2Method for manufacturing LEDADVANCED OPTOELECTRONIC TECH·Filed 2013·Granted Sep 9, 2014·0 cites·15 claims
- 4642US8507934B2Light emitting diode package and method for manufacturing the sameCHANG CHAO-HSIUNG·Filed 2011·Granted Aug 13, 2013·0 cites·18 claims
- 4741US9123870B2LED package structureLIN HSIN-CHIANG·Filed 2011·Granted Sep 1, 2015·0 cites·9 claims
- 4841US8436392B2Light emitting diode package and manufacturing method thereofCHANG CHAO-HSIUNG·Filed 2011·Granted May 7, 2013·0 cites·20 claims
- 4940US8664018B2Manufacturing method for LED packageLIN HSIN-CHIANG·Filed 2011·Granted Mar 4, 2014·0 cites·12 claims
- 5039US8623678B2Method for manufacturing LEDCHANG CHIEH-LING·Filed 2012·Granted Jan 7, 2014·0 cites·19 claims
Showing the top 50 of 51 patent records by PatentIndex Score.
Join the waitlist — get patent alerts
Get an alert when Chieh Chang files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →