6 Utility Patents
#3,516 in Shanghai
#22,310 in China
#695,270 in the World
Forward Citations = 6
Company Filing History:


Oppie Lighting Co., Ltd.
where one patent can have more than one assignee
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#3,516 in Shanghai
#22,310 in China
#695,270 in the World
Company Filing History:


Get your Inventor Badge Today