17 Utility Patents
#2,656 in Beijing
#6,750 in China
#208,466 in the World
Forward Citations = 4
Company Filing History:
Ordos Yuansheng Optoelectronics Co., Ltd.

Beijing Aerospace Institute for Metrology and Measurement Technology
4. 3 out of 601

5. 1 out of 982

where one patent can have more than one assignee
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