KO

Kazutaka Okamoto

HI Hitachi: 2 patents #478 of 3,189Top 15%
📍 Kyoto, MI: #7 of 12 inventorsTop 60%
Overall (2005): #48,074 of 245,428Top 20%
2
Patents 2005

Issued Patents 2005

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6874672 Apparatus and method for frictional stirring weld Satoshi Hirano, Masahisa Inagaki, Tomio Odakura 2005-04-05
6843405 Method of joining metallic materials Satoshi Hirano, Masahisa Inagaki, Yasuhisa Aono 2005-01-18