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USPTO Patent Rankings Data through Sept 30, 2025
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Yoshiki Yukawa — 1 Patent

Overall (All Time): #4,106,505 of 4,157,543Top 100%
1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4189114 Fast rewinding device for cassette tapes 1980-02-19