Fu DU

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BEIJING, CN

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Patents Grantslast 30 patents

Information Patent Grant
Phosphor, preparation method for phosphor, and light emitting devic...
- Patent number 11,098,249
- Issue date Aug 24, 2021
- Grirem Advanced Materials Co., Ltd.
- Ronghui Liu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Lutetium nitride-based phosphor and light emitting device comprisin...
- Patent number 11,066,600
- Issue date Jul 20, 2021
- Grirem Advanced Materials Co., Ltd.
- Ronghui Liu
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
LUTETIUM NITRIDE-BASED PHOSPHOR AND LIGHT EMITTING DEVICE COMPRISIN...
- Publication number 20190225882
- Publication date Jul 25, 2019
- GRIREM ADVANCED MATERIALS CO., LTD
- Ronghui LIU
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
Phosphor, Preparation Method for Phosphor, and Light Emitting Devic...
- Publication number 20190153316
- Publication date May 23, 2019
- GRIREM ADVANCED MATERIALS CO., LTD
- Ronghui LIU
- F21 - LIGHTING