13 Utility Patents
#58 in Qingdao
#9,229 in China
#294,289 in the World
Forward Citations = 1
Company Filing History:
Qingdao University of Technology
Shanghai Jinzhao Energy Saving Technology Co., Ltd
Shanxi Jinzhao Aviation Technology Co., Ltd.
4. 2 out of 2
Shenyang Hongyang Precision Ceramics Co., Ltd.
5. 1 out of 831,952 patents
Other
where one patent can have more than one assignee
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