Cheng-Jun Duan

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Bad Salzungen, DE

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Patents Grantslast 30 patents

Information Patent Grant
Alkaline earth metal silicate luminophores and method for improving...
- Patent number 8,815,120
- Issue date Aug 26, 2014
- Leuchtstoffwerk Breitungen GmbH
- Wolfgang Kempfert
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Rare-earth doped alkaline-earth silicon nitride phosphor, method fo...
- Patent number 8,551,360
- Issue date Oct 8, 2013
- Leuchtstoffwerk Breitungen GmbH
- Cheng-Jun Duan
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
ABOS:M-based phosphors and light sources containing these phosphors
- Patent number 8,319,417
- Issue date Nov 27, 2012
- Leuchtstoffwerk Breitungen GmbH
- Cheng-Jun Duan
- B82 - NANO-TECHNOLOGY

Patents Applicationslast 30 patents

Information Patent Application
ALKALINE EARTH METAL SILICATE LUMINOPHORES AND METHOD FOR IMPROVING...
- Publication number 20120193579
- Publication date Aug 2, 2012
- LEUCHTSTOFFWERK BREITUNGEN GMBH
- Wolfgang Kempfert
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
ABOS:M-BASED PHOSPHORS AND LIGHT SOURCES CONTAINING THESE PHOSPHORS
- Publication number 20110043099
- Publication date Feb 24, 2011
- LEUCHTSTOFFWERK BREITUNGEN GMBH
- Cheng-Jun Duan
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
RARE-EARTH DOPED ALKALINE-EARTH SILICON NITRIDE PHOSPHOR, METHOD FO...
- Publication number 20100288972
- Publication date Nov 18, 2010
- LEUCHTSTOFFWERK BREITUNGEN GMBH
- Sven Roesler
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...