Peng Bao

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Beijing, CN

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Patents Grantslast 30 patents

Information Patent Grant
Light-emitting material of nitrogen compound, preparation process t...
- Patent number 8,796,722
- Issue date Aug 5, 2014
- Beijing Yuji Science and Technology Co. Ltd
- Haisong Wang
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Oxynitride luminescent material, preparation method and its applica...
- Patent number 8,222,805
- Issue date Jul 17, 2012
- Beijing Yuji Science and Technology Co., Ltd.
- Xiaoling Zhang
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES

Patents Applicationslast 30 patents

Information Patent Application
LIGHT-EMITTING MATERIAL OF NITROGEN COMPOUND, PREPARATION PROCESS T...
- Publication number 20130214314
- Publication date Aug 22, 2013
- BEIJING YUJI SCIENCE AND TECHNOLOGY CO. LTD
- Haisong Wang
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
OXYNITRIDE LUMINESCENT MATERIAL, PREPARATION METHOD THEREOF AND ILL...
- Publication number 20130127333
- Publication date May 23, 2013
- BEIJING YUJI SCIENCE AND TECHNOLOGY CO. LTD
- Xiaoqing Jia
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
OXYNITRIDE LUMINESCENT MATERIAL, PREPARATION METHOD AND ITS APPLICA...
- Publication number 20100187974
- Publication date Jul 29, 2010
- BEIJING YUJI SCIENCE AND TECHNOLOGY CO., LTD.
- Xiaoling Zhang
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES