6 Utility Patents
#188 in Qingdao
#21,560 in China
#688,746 in the World
Forward Citations = 1
Company Filing History:
The First Institute of Oceanography, Soa
National Deep Sea Center
First Institute of Oceanography, Mnr
4. 1 out of 422

5. 1 out of 1
Xi'an Hong Lu Yang Electrical Equipment Co., Ltd.
where one patent can have more than one assignee
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