YS

Yoshimitsu Suganuma

NC Nippon Seiko Co.: 1 patents #121 of 315Top 40%
Overall (All Time): #3,865,325 of 4,157,543Top 95%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5170590 Method of superfinishing a gothic-arch groove Chuichi Sato 1992-12-15