17 Utility Patents
#1,220 in Shenzhen
#6,910 in China
#210,204 in the World
Forward Citations = 6
Company Filing History:
Shenzhen O-film Tech. Co., Ltd.
Nanchang O-film Optical Technology Co., Ltd
Nanchang O-film Tech. Co., Ltd.
4. 1 out of 1
Nanchang O-film Optical Display Technology Co., Ltd.
where one patent can have more than one assignee
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