11 Utility Patents
#1,967 in Shenzhen
#11,574 in China
#363,721 in the World
Forward Citations = 3
Company Filing History:

Qing Ding Precision Electronics (huaian) Co., Ltd
Hongqisheng Precision Electronics (qinhuangdao) Co., Ltd.
4. 1 out of 42
where one patent can have more than one assignee
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