8 Utility and 1 Design Patents
#714 in Guangdong
#16,488 in China
#519,767 in the World
rank by utility patentsForward Citations = 11
Company Filing History:

East China University of Science and Technology
Shanghai Huachang Environmental Protection Co., Ltd.
4. 1 out of 2
Shenzhen Meishen Technology Co., Ltd.
5. 1 out of 14
Hithium Tech Hk Limited
where one patent can have more than one assignee
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