YB

Yan Bin

Ricoh Company: 1 patents #6,936 of 9,818Top 75%
Overall (All Time): #3,064,198 of 4,157,543Top 75%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9098054 Interlock switch mechanism and image formation device utilizing the same Ye Yufeng, Song Wenping, Gao Xiaoliang, Zhang Jianjin 2015-08-04