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USPTO Patent Rankings Data through Sept 30, 2025
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Sumio Sugahara

Isahaya, JP: #1 of 1 inventorsTop 100%
Overall (2017): #228,904 of 506,227Top 50%
1 Patents 2017

Issued Patents 2017

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9638298 Method and device for correcting feed error of feeder 2017-05-02