Kam Chow Cheung

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Fotan, HK

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Patents Grantslast 30 patents

Information Patent Grant
Radio with a switched mode power supply
- Patent number 9,209,911
- Issue date Dec 8, 2015
- Kam Chow Cheung
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
RADIO WITH A SWITCHED MODE POWER SUPPLY
- Publication number 20150118982
- Publication date Apr 30, 2015
- Kam Chow Cheung
- H04 - ELECTRIC COMMUNICATION TECHNIQUE