HJ

Haijing Jia

Ricoh Company: 1 patents #496 of 1,326Top 40%
Overall (2021): #440,570 of 548,734Top 85%
1
Patents 2021

Issued Patents 2021

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11055878 Person counting method and person counting system Hong Yi, Weitao Gong, Wei Wang 2021-07-06