Weifeng YIN

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Guangdong, CN

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Patents Grantslast 30 patents

Information Patent Grant
Circuit material and circuit board containing the same
- Patent number 11,930,595
- Issue date Mar 12, 2024
- Shengyi Technology Co., Ltd.
- Weifeng Yin
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Resin composition, and prepreg and circuit material using the same
- Patent number 11,584,851
- Issue date Feb 21, 2023
- SHENGYI TECHNOLOGY CO., LTD.
- Jianying Shi
- B32 - LAYERED PRODUCTS

Patents Applicationslast 30 patents

Information Patent Application
MAGNETIC DIELECTRIC RESIN COMPOSITION, AND PREPREG AND COPPER CLAD...
- Publication number 20240010810
- Publication date Jan 11, 2024
- Shengyi Technology Co., Ltd.
- Weifeng YIN
- B32 - LAYERED PRODUCTS
Information Patent Application
CIRCUIT MATERIAL AND CIRCUIT BOARD CONTAINING THE SAME
- Publication number 20210307164
- Publication date Sep 30, 2021
- Shengyi Technology Co., Ltd.
- Weifeng YIN
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
RESIN COMPOSITION, AND PREPREG AND CIRCUIT MATERIAL USING THE SAME
- Publication number 20210301130
- Publication date Sep 30, 2021
- Shengyi Technology Co., Ltd.
- Jianying SHI
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...