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USPTO Patent Rankings Data through Sept 30, 2025
TI

Tomoyoshi Ichikawa

Sony: 1 patents #1,372 of 3,167Top 45%
Overall (2020): #242,187 of 565,922Top 45%
1 Patents 2020

Issued Patents 2020

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10727448 Organic electro-luminescence device, and method of manufacturing organic electro-luminescence device 2020-07-28