7 Utility Patents
#2 in Jingzhou
#18,913 in China
#595,258 in the World
Forward Citations = 1
Company Filing History:
Yangtze University
Jingzhou Jiahua Technology Co., Ltd.
Zhejiang Ocean University
4. 1 out of 1
Cnpc Research Institute of Safety and Environmental Technology Co., Ltd.
5. 1 out of 1
Cnooc China Limited, Zhanjiang Branch, Guangdong
where one patent can have more than one assignee
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