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last 30 patents
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Patent Grant
Composite magnetic material and method of preparing the same
Patent number
8,574,380
Issue date
Nov 5, 2013
BYD Company Limited
Qing Gong
B82 - NANO-TECHNOLOGY
Patents Applications
last 30 patents
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Patent Application
Nd-Fe-B PERMANENT MAGNETIC MATERIAL AND PREPARATION METHOD THEREOF
Publication number
20120058003
Publication date
Mar 8, 2012
BYD COMPANY LIMITED
Qing Gong
B22 - CASTING POWDER METALLURGY
Information
Patent Application
COMPOSITE MAGNETIC MATERIAL AND METHOD OF PREPARING THE SAME
Publication number
20120007014
Publication date
Jan 12, 2012
BYD COMPANY LIMITED
Qing Gong
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
RARE EARTH MAGNETIC MATERIALS AND METHODS THEREOF
Publication number
20110062372
Publication date
Mar 17, 2011
Qing Gong
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
Nd-Fe-B Permanent Magnetic Material
Publication number
20090274571
Publication date
Nov 5, 2009
BYD COMPANY LIMITED
Xin DU
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...