Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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Yuichi Yahagi

YUYupo: 2 patents #29 of 72Top 45%
Ibaraki, JP: #3,280 of 6,779 inventorsTop 50%
Overall (All Time): #1,958,068 of 4,157,543Top 50%
2 Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10010892 Filter Hiroshi Koike, Seiichiro Iida 2018-07-03
8932703 Electrostatic adsorbable sheet Hiroshi Koike 2015-01-13