SK

Shigetoshi Konno

HC Hitachi Construction Machinery Co.: 1 patents #701 of 1,234Top 60%
📍 Tsuchiura, JP: #340 of 519 inventorsTop 70%
Overall (All Time): #3,656,510 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5934879 Pump torque control system Toichi Hirata, Genroku Sugiyama, Shigehiro Yoshinaga, Youichi Kowatari, Kouji Ishikawa 1999-08-10