45 Utility and 3 Design Patents
#947 in Beijing
#1,951 in China
#46,575 in the World
rank by utility patentsForward Citations = 37
Company Filing History:


The Ncs Testing Technology Co., Ltd.
4. 5 out of 23
Central Iron and Steel Research Institute
5. 3 out of 1,775

where one patent can have more than one assignee
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