Feng-Ku Chien

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Chung-Ho City, TW

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Patents Grantslast 30 patents

Information Patent Grant
White light emitting diode using phosphor excitation
- Patent number 7,382,091
- Issue date Jun 3, 2008
- Lung-Chien Chen
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Device of white light-emitting diode
- Patent number 6,841,804
- Issue date Jan 11, 2005
- Formosa Epitaxy Incorporation
- Lung-Chien Chen
- F21 - LIGHTING

Patents Applicationslast 30 patents

Information Patent Application
White light emitting diode using phosphor excitation
- Publication number 20070024191
- Publication date Feb 1, 2007
- Lung-Chien Chen
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Illuminated umbrella
- Publication number 20060096625
- Publication date May 11, 2006
- Lung-Chien Chen
- A45 - HAND OR TRAVELLING ARTICLES