Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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David Zenan Li — 2 Patents in 2018

Comcast: 2 patents #105 of 628Top 20%
Princeton, NJ: #68 of 309 inventorsTop 25%
New Jersey: #1,131 of 6,523 inventorsTop 20%
Overall (2018): #155,837 of 503,207Top 35%
2 Patents 2018

Issued Patents 2018

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10008677 Materials for organic light emitting diode Chuanjun Xia, Bin Ma, Bert Alleyne, Alan DeAngelis, James Fiordeliso +1 more 2018-06-26
9947880 Organic electroluminescent materials and devices Chuanjun Xia, Walter Yeager, James Fiordeliso, Bin Ma, Zeinab Elshenawy +4 more 2018-04-17