JO-CHIEN CHANG

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Patents Grantslast 30 patents

Information Patent Grant
Portable electronic device having universal earphone jack
- Patent number 8,718,296
- Issue date May 6, 2014
- FIH (Hong Kong) Limited
- Jo-Chien Chang
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC

Patents Applicationslast 30 patents

Information Patent Application
ELECTRONIC DEVICE AND POWER MANAGEMENT METHOD
- Publication number 20140344590
- Publication date Nov 20, 2014
- FIH (HONG KONG) LIMITED
- JO-CHIEN CHANG
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
PORTABLE ELECTRONIC DEVICE HAVING UNIVERSAL EARPHONE JACK
- Publication number 20120104870
- Publication date May 3, 2012
- Foxconn Communication Technology Corp.
- JO-CHIEN CHANG
- H01 - BASIC ELECTRIC ELEMENTS