MT

Mitsuhisa Tougasaki

HC Hitachi Construction Machinery Co.: 5 patents #1 of 62Top 2%
📍 Ibaraki, JP: #16 of 769 inventorsTop 3%
Overall (2002): #8,331 of 266,432Top 4%
5
Patents 2002

Issued Patents 2002

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
6453585 Hydraulic drive device of working machine Kinya Takahashi, Yoshizumi Nishimura, Yusaku Nozawa 2002-09-24
6438952 Hydraulic circuit device Yusaku Nozawa, Yoshizumi Nishimura, Kinya Takahashi 2002-08-27
6422009 Pump capacity control device and valve device Yusaku Nozawa, Yoshizumi Nishimura, Kinya Takahashi 2002-07-23
6408876 Control valve Yoshizumi Nishimura, Yusaku Nozawa, Kinya Takahashi 2002-06-25
6378302 Hydraulic circuit system Yusaku Nozawa, Yoshizumi Nishimura, Kinya Takahashi 2002-04-30