MI

Masahiko Ibamoto

HI Hitachi: 5 patents #7 of 1,214Top 1%
📍 Ibaraki, JP: #4 of 203 inventorsTop 2%
Overall (1982): #1,038 of 81,411Top 2%
5
Patents 1982

Issued Patents 1982

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
4345190 Chopper control system Michimasa Horiuchi, Hideaki Rokutan 1982-08-17
4338558 Induction motor control system and method Shigetoshi Okamatsu, Takashi Tsuboi, Hiroshi Narita 1982-07-06
4335337 Control system for electric motor vehicle Shigetoshi Okamatsu, Takashi Tsuboi, Hiroshi Narita 1982-06-15
4327313 Control apparatus for electric car Takashi Tsuboi, Shigetoshi Okamatsu, Hiroshi Narita, Eiji Kozu 1982-04-27
4315203 Control system for induction motor-driven car Hiroshi Narita, Noboru Oouchi, Shigetoshi Okamatsu 1982-02-09