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USPTO Patent Rankings Data through Sept 30, 2025
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Fumio Shioda — 2 Patents

Nec: 2 patents #5,510 of 14,502Top 40%
Overall (All Time): #2,308,586 of 4,157,543Top 60%
2 Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5105102 Output buffer circuit 1992-04-14
4937578 D/A converter for digital signals represented by a 2's complement 1990-06-26