FY

Fumio Yoshinaga

HI Hitachi: 2 patents #622 of 3,771Top 20%
Overall (2004): #64,929 of 270,089Top 25%
2
Patents 2004

Issued Patents 2004

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6708865 Compound machining device and friction stir bonding method — 2004-03-23
6708867 Friction stir welding method — 2004-03-23