Wai Pong Choi

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Kowloon, HK

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Patents Grantslast 30 patents

Information Patent Grant
Modulation circuit and method
- Patent number 8,836,171
- Issue date Sep 16, 2014
- ConvenientPower HK Ltd.
- Wai Pong Choi
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Generalized AC-DC synchronous rectification techniques for single-...
- Patent number 8,711,593
- Issue date Apr 29, 2014
- ConvenientPower HK Ltd.
- Wing Choi Ho
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Universal demodulation and modulation for data communication in wir...
- Patent number 8,554,165
- Issue date Oct 8, 2013
- ConvenientPower HK Ltd.
- Xun Liu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
AC-DC converter and AC-DC conversion method
- Patent number 8,300,440
- Issue date Oct 30, 2012
- ConvenientPower HK Ltd.
- Wing Choi Ho
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Universal demodulation and modulation for data communication in wir...
- Patent number 8,290,463
- Issue date Oct 16, 2012
- ConvenientPower HK Ltd.
- Xun Liu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Modulation Circuit and Method
- Publication number 20130093256
- Publication date Apr 18, 2013
- CONVENIENTPOWER HK LTD.
- Wai Pong Choi
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Universal Demodulation and Modulation for Data Communication in Wir...
- Publication number 20130017798
- Publication date Jan 17, 2013
- CONVENIENTPOWER HK LTD.
- Xun Liu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
AC-DC CONVERTER AND AC-DC CONVERSION METHOD
- Publication number 20110134673
- Publication date Jun 9, 2011
- ConvenientPower HK Ltd
- Wing Choi Ho
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
UNIVERSAL DEMODULATION AND MODULATION FOR DATA COMMUNICATION IN WIR...
- Publication number 20110065398
- Publication date Mar 17, 2011
- ConvenientPower HK Ltd
- Xun Liu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
GENERALIZED AC-DC SYNCHRONOUS RECTIFICATION TECHNIQUES FOR SINGLE-...
- Publication number 20100046264
- Publication date Feb 25, 2010
- ConvenientPower HK Ltd.
- Wing Choi HO
- H03 - BASIC ELECTRONIC CIRCUITRY