7 Utility Patents
#143 in Qingdao
#17,435 in China
#576,748 in the World
Forward Citations = 2
Company Filing History:
Qingdao University of Technology
Chongqing University
Shanghai Jinzhao Energy Saving Technology Co., Ltd
4. 1 out of 10
Ningbo Sanhan Alloy Material Co., Ltd.
5. 1 out of 3
Hanergy (qingdao) Lubrication Technology Co., Ltd.
where one patent can have more than one assignee
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