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USPTO Patent Rankings Data through Dec 31, 2025
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Ryuichi Tanimoto — 2 Patents in 2021

SUSumco: 2 patents #5 of 52Top 10%
Tokyo, JP: #2,469 of 13,453 inventorsTop 20%
Overall (2021): #116,824 of 548,734Top 25%
2 Patents 2021

Issued Patents 2021

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11170988 Method of double-side polishing silicon wafer Ichiro Yamazaki, Shunsuke Mikuriya 2021-11-09
11075085 Wafer polishing method Takashi Nishitani 2021-07-27