YC

YingJun Cheng

OG Osram Gmbh: 1 patents #65 of 171Top 40%
Overall (2017): #189,776 of 506,227Top 40%
1
Patents 2017

Issued Patents 2017

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9772091 Lens and omnidirectional illumination device including the lens Xueqin Lin 2017-09-26