9 Utility Patents
#121 in Qingdao
#14,568 in China
#458,000 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