9 Utility Patents
#4,802 in Beijing
#14,412 in China
#456,432 in the World
Forward Citations = 0
Company Filing History:

China University of Petroleum
Beijing Shida Rongzhi Sci. and Tech. Ltd. Co.
4. 1 out of 1
Beijing Shida Rongzhi Science & Technology Ltd Co.
5. 1 out of 6
Boe Technologies Group Co., Ltd.
where one patent can have more than one assignee
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