CHIA-CHIEN FENG

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NEW TAIPEI CITY, TW

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Patents Grantslast 30 patents

Information Patent Grant
Circuit for microphone pin assignment detection and method thereof
- Patent number 9,215,526
- Issue date Dec 15, 2015
- Wistron Corp.
- Pei-Lin Chen
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Testing apparatus and testing method for telephone apparatus
- Patent number 8,712,018
- Issue date Apr 29, 2014
- Wistron Corporation
- Pei-Lin Chen
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
CIRCUIT FOR MICROPHONE PIN ASSIGNMENT DETECTION AND METHOD THEREOF
- Publication number 20150156584
- Publication date Jun 4, 2015
- WISTRON CORP.
- PEI-LIN CHEN
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
TESTING APPARATUS AND TESTING METHOD FOR TELEPHONE APPARATUS
- Publication number 20140072110
- Publication date Mar 13, 2014
- Wistron Corporation
- Pei-Lin Chen
- H04 - ELECTRIC COMMUNICATION TECHNIQUE