7 Utility Patents
#580 in Hong Kong
#19,054 in China
#597,011 in the World
Forward Citations = 2
Company Filing History:

Changshu Hkbu Technology Company Limited
where one patent can have more than one assignee
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#580 in Hong Kong
#19,054 in China
#597,011 in the World
Company Filing History:

Get your Inventor Badge Today