HF

Hua Wei Fan

IBM: 2 patents #3,221 of 11,274Top 30%
Overall (2020): #166,765 of 565,922Top 30%
2
Patents 2020

Issued Patents 2020

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10762317 Quick response (QR) code deformation Lei Wang, Zheng Lei An, Xin Zhao, Hong Wei Sun, Ting Yin 2020-09-01
10671901 Layered barcodes readable from multiple angles in three dimensions Xin Zhao, Lei Wang, Zheng Lei An, Ting Yin, Hong Wei Sun 2020-06-02