Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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Hirokazu Doi — 1 Patent in 2022

ARArchem: 1 patents #1 of 3Top 35%
Overall (2022): #434,272 of 548,613Top 80%
1 Patents 2022

Issued Patents 2022

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11459440 Conductive urethane foam and toner supply roller 2022-10-04