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USPTO Patent Rankings Data through Sept 30, 2025
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Naoki Usuki — 2 Patents in 2021

MAMaxell: 2 patents #27 of 171Top 20%
Overall (2021): #127,222 of 548,734Top 25%
2 Patents 2021

Issued Patents 2021

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11186657 Hyperbranched polymer, metal recovery agent, metal recovery method, and catalytic activity inhibitor Akiko KITO, Atsushi Yusa 2021-11-30
11013125 Method for producing plated component, plated component, catalytic activity inhibitor and composite material for electroless plating Akiko KITO, Atsushi Yusa 2021-05-18