7 Utility and 1 Design Patents
#5,898 in Beijing
#18,913 in China
#595,257 in the World
rank by utility patentsForward Citations = 8
Company Filing History:
Beijing Naton Medical Technology Holdings Co., Ltd.
Tianjin Zhengtian Medical Instrument Co., Ltd
Hefei Xinsheng Optoelectronics Technology Co., Ltd.
4. 2 out of 2
Beijing Naton Medical Technology Research Institute Co. Ltd.
5. 2 out of 18,103

where one patent can have more than one assignee
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