MD

Masayuki Doi

HI Hitachi: 1 patents #1,316 of 3,771Top 35%
Overall (2004): #164,837 of 270,089Top 65%
1
Patents 2004

Issued Patents 2004

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6729526 Friction stir welding apparatus and method and processing apparatus and method Kazutaka Okamoto, Satoshi Hirano, Hisanori Okamura, Masahisa Inagaki, Tomio Odakura +1 more 2004-05-04