6 Utility and 1 Design Patents
#6,780 in Beijing
#22,502 in China
#697,517 in the World
rank by utility patentsForward Citations = 132
Company Filing History:

Beijing Naura Microelectronics Equipment Co., Ltd.
Beijing Dajia Internet Information Technology Co., Ltd.
4. 1 out of 525

5. 1 out of 1
Beijing Research Institute of Mehcnaical & Electrical Technology Co. Ltd.cam
where one patent can have more than one assignee
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