9 Utility Patents
#115 in Qingdao
#14,298 in China
#454,902 in the World
Forward Citations = 1
Company Filing History:
Ningbo Sanhan Alloy Material Co., Ltd.
Qingdao University of Technology
Qingdao University of Technology Ningbo Sanhan Alloy Material Co., Ltd.
where one patent can have more than one assignee
Get your Inventor Badge Today