Qing Liao

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Beijing, CN

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Patents Applicationslast 30 patents

Information Patent Application
MOTOR DRIVE CIRCUIT
- Publication number 20130222309
- Publication date Aug 29, 2013
- Weiming Sun
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
LOW-POWER OPTOCOUPLER
- Publication number 20100327195
- Publication date Dec 30, 2010
- Lei Huang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE