SY

Shigeaki Yamanaka

KC Kubota Iron Works Co.: 1 patents #1 of 2Top 50%
SI Sumitomo Metal Industries: 1 patents #7 of 88Top 8%
Overall (1994): #67,535 of 165,921Top 45%
1
Patents 1994

Issued Patents 1994

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5310432 Toothed wheel for use in automobiles and its manufacturing method Kiyoshi Fukui 1994-05-10