Heng-Yao Chang

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Taoyuan, TW

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Patents Grantslast 30 patents

Information Patent Grant
Touch device and manufacturing method thereof
- Patent number 9,354,671
- Issue date May 31, 2016
- TPK Touch Systems (Xiamen) Inc.
- Heng-Yao Chang
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Touch device and manufacturing method thereof
- Patent number 9,148,143
- Issue date Sep 29, 2015
- TPK Touch Systems (Xiamen) Inc.
- Heng-Yao Chang
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Touching device, laser source module, and laser source structure th...
- Patent number 8,791,923
- Issue date Jul 29, 2014
- TPK Touch Solutions Inc.
- Heng-Yao Chang
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Display and polarizer of photon-electric conversion
- Patent number 8,724,055
- Issue date May 13, 2014
- TPK Touch Solutions Inc.
- Chen-Yu Liu
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...

Patents Applicationslast 30 patents

Information Patent Application
TOUCH DEVICE AND MANUFACTURING METHOD THEREOF
- Publication number 20140224635
- Publication date Aug 14, 2014
- TPK Touch Systems (Xiamen) Inc.
- Heng-Yao Chang
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
TOUCH DEVICE AND MANUFACTURING METHOD THEREOF
- Publication number 20140085550
- Publication date Mar 27, 2014
- TPK Touch Systems (Xiamen) Inc.
- Heng-Yao Chang
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
TOUCH SENSITIVE DISPLAY AND METHOD FOR MANUFACTURING THE SAME
- Publication number 20120235928
- Publication date Sep 20, 2012
- HENG-YAO CHANG
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
TOUCHING DEVICE, LASER SOURCE MODULE, AND LASER SOURCE STRUCTURE TH...
- Publication number 20120001871
- Publication date Jan 5, 2012
- TPK TOUCH SOLUTIONS INC.
- Heng-Yao Chang
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
DISPLAY AND POLARIZER OF PHOTON-ELECTRIC CONVERSION
- Publication number 20100321603
- Publication date Dec 23, 2010
- Chen-Yu Liu
- G02 - OPTICS
Information Patent Application
Liquid crystal display integrated with capacitive touch devices
- Publication number 20100231549
- Publication date Sep 16, 2010
- TPK TOUCH SOLUTIONS INC.
- Shun-Ta Chien
- G06 - COMPUTING CALCULATING COUNTING