SO

Sumio Okuno

HI Hitachi: 2 patents #899 of 4,225Top 25%
Overall (2003): #41,491 of 273,478Top 20%
2
Patents 2003

Issued Patents 2003

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6582832 Hollow-shaped material Takeshi Kawasaki, Toshiaki Makino 2003-06-24
6550397 Car body Takeshi Kawasaki, Toshiaki Makino, Kentaro Masai, Kazufumi Yamaji 2003-04-22