YS

Yozo Shirotori

SS Sankyo Seiki Seisakusho: 2 patents #1 of 15Top 7%
Overall (1989): #12,295 of 140,708Top 9%
2
Patents 1989

Issued Patents 1989

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4882643 Disc drive motor 1989-11-21
4818907 Brushless motor for driving magnetic disks 1989-04-04