MH

Masakazu Haga

HC Hitachi Construction Machinery Co.: 1 patents #7 of 42Top 20%
📍 Ibaraki, JP: #166 of 586 inventorsTop 30%
Overall (1997): #110,577 of 185,788Top 60%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5701691 Region limiting excavation control system for construction machine Hiroshi Watanabe, Toichi Hirata, Eiji Yamagata, Kazuo Fujishima, Hiroyuki Adachi 1997-12-30