You-Hua Lei

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Beijing, CN

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Patents Grantslast 30 patents

Information Patent Grant
Field emission display and drive method for the same
- Patent number 9,275,570
- Issue date Mar 1, 2016
- Tsinghua University
- Qi Cai
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Double-faced light emitting diode display
- Patent number 7,609,241
- Issue date Oct 27, 2009
- Tsinghua University
- Pi-Jin Chen
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Double-faced plasma display panel
- Patent number 7,583,024
- Issue date Sep 1, 2009
- Tsinghua University
- Pi-Jin Chen
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Double-faced field emission display device
- Patent number 7,449,825
- Issue date Nov 11, 2008
- Tsinghua University
- Pi-Jin Chen
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
FIELD EMISSION DISPLAY AND DRIVE METHOD FOR THE SAME
- Publication number 20120169781
- Publication date Jul 5, 2012
- HON HAI Precision Industry CO., LTD.
- QI CAI
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
Double-faced light emiting diode display
- Publication number 20060001625
- Publication date Jan 5, 2006
- Tsinghua University
- Pi-Jin Chen
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
Double-faced plasma display panel
- Publication number 20050280366
- Publication date Dec 22, 2005
- Tsinghua University
- Pi-Jin Chen
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Double-faced field emission display device
- Publication number 20050194889
- Publication date Sep 8, 2005
- Tsinghua University
- Pi-Jin Chen
- H01 - BASIC ELECTRIC ELEMENTS