30 Utility Patents
#11 in Qingdao
#3,455 in China
#92,354 in the World
Forward Citations = 5
Company Filing History:
Qingdao University of Technology
Ningbo Sanhan Alloy Material Co., Ltd.
Shanghai Jinzhao Energy Saving Technology Co., Ltd
4. 4 out of 112
Chongqing University
5. 2 out of 2
Shanxi Jinzhao Aviation Technology Co., Ltd.
where one patent can have more than one assignee
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