7 Utility Patents
#5,977 in Beijing
#19,198 in China
#598,870 in the World
Forward Citations = 3
Company Filing History:

Ordos Yuansheng Optoelectronics Co., Ltd.

where one patent can have more than one assignee
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#5,977 in Beijing
#19,198 in China
#598,870 in the World
Company Filing History:


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