YS

Yuichiro Sasaki

HC Hitachi Koki Co.: 2 patents #6 of 53Top 15%
📍 Seoul, MO: #1 of 2 inventorsTop 50%
Overall (1989): #12,074 of 140,708Top 9%
2
Patents 1989

Issued Patents 1989

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
D302646 Cordless screw driver Toshiaki Uchida 1989-08-08
D301300 Portable electric screw driver Toshiaki Uchida 1989-05-30