YK

Yuzuru Kubota

HI Hitachi: 2 patents #87 of 1,214Top 8%
Overall (1982): #5,846 of 81,411Top 8%
2
Patents 1982

Issued Patents 1982

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4344025 Motor control system Toshiaki Okuyama, Hiroshi Nagase, Katsunori Suzuki 1982-08-10
4330741 Electric control apparatus of induction motor Hiroshi Nagase, Toshiaki Okuyama, Katsunori Suzuki 1982-05-18