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USPTO Patent Rankings Data through Sept 30, 2025
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Toshihito Marui

GRGraphtec: 1 patents #22 of 62Top 40%
Overall (All Time): #3,852,487 of 4,157,543Top 95%
1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5120907 Device for determining position coordinates of points on a surface Hiroichi Shinbori, Daizou Yamazaki 1992-06-09