71 Utility Patents
#46 in Saitama 343-0827
#3,507 in Japan
#18,601 in the World
Forward Citations = 84
Company Filing History:





Nanchang O-film Optical-electronic Tech Co., Ltd.
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#46 in Saitama 343-0827
#3,507 in Japan
#18,601 in the World
Company Filing History:
Get your Inventor Badge Today