10 Utility Patents
#98 in Qingdao
#12,857 in China
#406,148 in the World
Forward Citations = 1
Company Filing History:
Ningbo Sanhan Alloy Material Co., Ltd.
Qingdao University of Technology
Qingdao University of Science and Technology
4. 1 out of 1
Qingdao University of Technology Ningbo Sanhan Alloy Material Co., Ltd.
where one patent can have more than one assignee
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