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Laifeng Liu

HC Hefei Xinsheng Optoelectronics Technology Co.: 2 patents #23 of 192Top 15%
BO BOE: 2 patents #479 of 1,801Top 30%
Overall (2017): #130,592 of 506,227Top 30%
2
Patents 2017

Issued Patents 2017

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9803757 Auto-switching tee joint, device and method for washing and drying clamps Jiayong DONG, Qiang Xiang 2017-10-31
9776294 Apparatus for keeping a friction roller Zhubing Huang, Hui Jing, Xiaofeng Wang, Qiang Xiang 2017-10-03