41 Utility and 1 Design Patents
#1,053 in Beijing
#2,230 in China
#54,817 in the World
rank by utility patentsForward Citations = 39
Company Filing History:


Shanghai Avic Opto Electronics Co., Ltd.
4. 4 out of 1,723
5. 4 out of 679
Tianma Micro-electronics Co., Ltd.
where one patent can have more than one assignee
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