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USPTO Patent Rankings Data through Sept 30, 2025
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Shiho Sakai — 1 Patent

OCOtsuka Pharmaceutical Co.: 1 patents #681 of 1,273Top 55%
Overall (All Time): #3,040,123 of 4,157,543Top 75%
1 Patents All Time

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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
8963089 Drug detection device and drug detection method Tomohiro Fukuma 2015-02-24