CL

Changqing LIN

BC Beijing Sogou Technology Development Co.: 2 patents #4 of 14Top 30%
BC Baoshan Iron & Steel Co.: 1 patents #9 of 93Top 10%
Overall (2020): #95,572 of 565,922Top 20%
3
Patents 2020

Issued Patents 2020

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
10853030 Input method and device 2020-12-01
10845887 Key processing method and apparatus, and apparatus for key processing 2020-11-24
10697040 Continuous annealing method for low coercive force cold-rolled electromagnetic pure iron plate and strip Yuanyuan YAN, Gaofei Liang, Guoping Cheng 2020-06-30