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Zhifeng Zhan

Apple: 1 patents #1,658 of 3,433Top 50%
📍 Beijing, CA: #349 of 582 inventorsTop 60%
Overall (2017): #177,674 of 506,227Top 40%
1
Patents 2017

Issued Patents 2017

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9799713 Organic light-emitting diode display with barrier layer Jae Won Choi, Shih Chang Chang, Young Bae Park, Chieh-Wei Chen, Tsung-Ting Tsai +2 more 2017-10-24