11 Utility Patents
#119 in Chengdu
#11,150 in China
#359,294 in the World
Forward Citations = 15
Company Filing History:
Sichuan University
Beijing Tongtech Co., Ltd.
where one patent can have more than one assignee
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#119 in Chengdu
#11,150 in China
#359,294 in the World
Company Filing History:
Get your Inventor Badge Today