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USPTO Patent Rankings Data through Sept 30, 2025
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Nobuya Sekiyama

Hitachi: 1 patents #403 of 1,310Top 35%
Overall (2020): #327,280 of 565,922Top 60%
1 Patents 2020

Issued Patents 2020

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10788064 Composite structure Kenichiro KUNITOMO 2020-09-29