MK

Masao Kariya

HC Hitachi Construction Machinery Co.: 1 patents #17 of 47Top 40%
📍 Tsukuba, JP: #92 of 334 inventorsTop 30%
Overall (2004): #162,602 of 270,089Top 65%
1
Patents 2004

Issued Patents 2004

Showing 1–1 of 1 patents

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