Guohai Wang

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Yantai City, CN

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Patents Grantslast 30 patents

Information Patent Grant
Sintered magnet composition without heavy rare earth element and a...
- Patent number 11,062,827
- Issue date Jul 13, 2021
- YANTAI SHOUGANG MAGNETIC MATERIALS INC.
- Kaihong Ding
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Sintered Nd—Fe—B magnet composition and a production method for the...
- Patent number 10,978,226
- Issue date Apr 13, 2021
- YANTAI SHOUGANG MAGNETIC MATERIALS INC.
- Kaihong Ding
- B22 - CASTING POWDER METALLURGY

Patents Applicationslast 30 patents

Information Patent Application
SINTERED ND-FE-B MAGNET COMPOSITION AND A PRODUCTION METHOD FOR THE...
- Publication number 20170372823
- Publication date Dec 28, 2017
- Yantai Shougang Magnetic Materials, Inc.
- Kaihong Ding
- C21 - METALLURGY OF IRON
Information Patent Application
SINTERED MAGNET COMPOSITION WITHOUT HEAVY RARE EARTH ELEMENT AND A...
- Publication number 20170213627
- Publication date Jul 27, 2017
- Yantai Shougang Magnetic Materials, Inc.
- Kaihong Ding
- C21 - METALLURGY OF IRON