9 Utility Patents
#809 in Taichung
#11,777 in Taiwan
#455,818 in the World
Forward Citations = 2
Company Filing History:
Chengfeng Optronics Corporation
Henghao Technology Co. Limited
Chenfeng Optronics Corporation
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#809 in Taichung
#11,777 in Taiwan
#455,818 in the World
Company Filing History:
Get your Inventor Badge Today