TT

Tsukasa Toyooka

HC Hitachi Construction Machinery Co.: 1 patents #17 of 47Top 40%
📍 Ibaraki, JP: #221 of 742 inventorsTop 30%
Overall (2004): #94,640 of 270,089Top 40%
1
Patents 2004

Issued Patents 2004

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6691510 Pipe breakage control valve device Masao Kariya, Genroku Sugiyama 2004-02-17