173 Utility and 1 Design Patents
#8 in Shanghai
#150 in China
#2,895 in the World
rank by utility patentsForward Citations = 1,358
Company Filing History:



4. 38 out of 656
Ordos Yuansheng Optoelectronics Co., Ltd.
5. 7 out of 831,952 patents
Other
where one patent can have more than one assignee
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