En-Guang Huang

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Changhua County, TW

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Patents Grantslast 30 patents

Information Patent Grant
Portable electronic device having a securely positioned touch contr...
- Patent number 8,203,543
- Issue date Jun 19, 2012
- Universal Scientific Inustrial (Shanghai) Co., Ltd.
- Li-Ying Chen
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
Touch control pen for a portable electronic device
- Publication number 20090244822
- Publication date Oct 1, 2009
- UNIVERSAL SCIENTIFIC INDUSTRIAL CO., LTD.
- Li-Ying Chen
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
PORTABLE ELECTRONIC DEVICE HAVING A SECURELY POSITIONED TOUCH CONTR...
- Publication number 20090225061
- Publication date Sep 10, 2009
- Li-Ying Chen
- G06 - COMPUTING CALCULATING COUNTING