Zhang Zhikuan

Follow

Person

Shatin, HK

People

Patents Grantslast 30 patents

Information Patent Grant
Light emitting diode display with tilted peak emission pattern
- Patent number 11,210,971
- Issue date Dec 28, 2021
- Cree Huizhou Solid State Lighting Company Limited
- Chi Keung Chan
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Wide angle oval light emitting diode package
- Patent number 8,350,370
- Issue date Jan 8, 2013
- Cree Huizhou Opto Limited
- Chi Keung Chan
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS

Patents Applicationslast 30 patents

Information Patent Application
Wide angle oval light emitting diode package
- Publication number 20110186865
- Publication date Aug 4, 2011
- Cree Hong Kong Limited
- Chi Keung Chan
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
LIGHT EMITTING DIODE DISPLAY WITH TILTED PEAK EMISSION PATTERN
- Publication number 20110001149
- Publication date Jan 6, 2011
- Cree Hong Kong Limited
- Chi Keung Chan
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS