9 Utility Patents
#398 in Hangzhou
#14,493 in China
#457,239 in the World
Forward Citations = 1
Company Filing History:

Hangzhou Mdk Opto Electronics Co., Ltd
Zhejiang Bangsun Technology Co., Ltd.
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#398 in Hangzhou
#14,493 in China
#457,239 in the World
Company Filing History:

Get your Inventor Badge Today