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Douta SATO

SI Sintokogio: 1 patents #245 of 455Top 55%
Overall (All Time): #2,729,726 of 4,157,543Top 70%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
11020799 Marking method and marking device for casting Takehiro Sugino 2021-06-01