YI

Yukio Ito

DT Daido Tokushuko: 1 patents #1 of 30Top 4%
Overall (1997): #54,458 of 185,788Top 30%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5643532 Corrosion-resistant spring steel — 1997-07-01