20 Utility and 5 Design Patents
#2,320 in Beijing
#5,734 in China
#169,472 in the World
rank by utility patentsForward Citations = 45
Company Filing History:
Hefei Xinsheng Optoelectronics Technology Co., Ltd.

Dragon Summit Group, Inc.
4. 2 out of 1,242

where one patent can have more than one assignee
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