Chun-Fai Cheng

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Ontario, CA

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for gray-scale gamma correction for electrolum...
- Patent number 9,311,845
- Issue date Apr 12, 2016
- IFire IP Corporation
- Chun-Fai Cheng
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Energy efficient column driver for electroluminescent displays
- Patent number 7,675,489
- Issue date Mar 9, 2010
- Ifire IP Corporation
- Chun-Fai Cheng
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Energy efficient grey scale driver for electroluminescent displays
- Patent number 6,819,308
- Issue date Nov 16, 2004
- IFire Technology, Inc.
- Chun-Fai Cheng
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Energy efficient resonant switching electroluminescent display driver
- Patent number 6,448,950
- Issue date Sep 10, 2002
- iFire Technology Inc.
- Chun-Fai Cheng
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS

Patents Applicationslast 30 patents

Information Patent Application
METHOD AND APPARATUS FOR GRAY-SCALE GAMMA CORRECTION FOR ELECTROLUM...
- Publication number 20140210874
- Publication date Jul 31, 2014
- IFIRE IP CORPORATION
- CHUN-FAI CHENG
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
Energy efficient column driver for electroluminescent displays
- Publication number 20060186823
- Publication date Aug 24, 2006
- Chun-Fai Cheng
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
Method and apparatus for gray-scale gamma correction for electrolum...
- Publication number 20040090402
- Publication date May 13, 2004
- iFire Technology Inc.
- Chun-Fai Cheng
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
Energy efficient grey scale driver for electroluminescent displays
- Publication number 20030117421
- Publication date Jun 26, 2003
- iFire Technology, Inc.
- Chun-Fai Cheng
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS