15 Utility Patents
#3,067 in Beijing
#8,098 in China
#248,686 in the World
Forward Citations = 25
Company Filing History:
Beijing Research Institute of Chemical Industry, China Petroleum & Chemical Corporation
China Petroleum Chemical Corporation

4. 1 out of 663
Ordos Yuansheng Optoelectronics Co., Ltd.
5. 1 out of 261

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