Shanghai, China

Wanmei Cheng

This inventor holds 1 USPTO granted patent. Top assignees: Jiashan Sansi Photoelectricity Technology Co., Ltd., Shanghai Sansi Electronics Engineering Co., Ltd., Shanghai Sansi Technology Co. Ltd.. Active years: 2014.


% Patents Active = 100.0

Average Co-Inventor Count = 4.0

ph-index = 1

Forward Citations = 16(Granted Patents)


Company Filing History:


Years Active: 2014

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1 patent (USPTO):Explore Patents
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