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USPTO Patent Rankings Data through Dec 31, 2025
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Shinya Asada — 1 Patent in 2021

Kubota: 1 patents #69 of 239Top 30%
Osaka, JP: #1,248 of 3,377 inventorsTop 40%
Overall (2021): #265,870 of 548,734Top 50%
1 Patents 2021

Issued Patents 2021

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10920650 Vertical multicylinder straight engine Takayuki Ichikawa, Mutsuhisa Ishihara, Yasushi Kobayashi 2021-02-16