5 Utility Patents
#115 in Chongqing
#25,165 in China
#809,577 in the World
Forward Citations = 0
Company Filing History:
Chongqing University
Chongqing Samhida Grinding Machine Company
Chongqing Shangjia Electronic Co., Ltd.
4. 1 out of 1
Chongqing Shangjai Electronic
where one patent can have more than one assignee
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