HO

Hisanori Okamura

HI Hitachi: 2 patents #478 of 3,189Top 15%
📍 Yatomi, JP: #1 of 5 inventorsTop 20%
Overall (2005): #53,538 of 245,428Top 25%
2
Patents 2005

Issued Patents 2005

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6936332 Extruded frame member for use in friction stir welding Kinya Aota, Masakuni Ezumi, Yasuo Ishimaru, Isao Funyuu, Akihiro Satou 2005-08-30
6866181 Friction stir welding method Kinya Aota, Kouji Sato 2005-03-15