25 Utility and 4 Design Patents
#18 in Qingdao
#4,422 in China
#122,716 in the World
rank by utility patentsForward Citations = 5
Company Filing History:

Haier Smart Home Co., Ltd.

4. 3 out of 85
Yanshan University
5. 2 out of 92
Crrc Qingdao Sifang Co., Ltd.
where one patent can have more than one assignee
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