Inventor
NARUSHIMA SEIICHI
DE6 patents
Patents
6 patentsUS5298841AMar 29, 1994
Apparatus for controlling the speed of a moving object
HITACHI LTD26 citations92
US5023924AJun 11, 1991
Speed control apparatus for movable equipment
HITACHI LTD41 citations92
US4980617ADec 25, 1990
Speed control apparatus of movable equipment
HITACHI LTD34 citations90
US4918346AApr 17, 1990
Low ripple-torque permanent magnet brushless motor
HITACHI LTD23 citations90
US5175479ADec 29, 1992
Moving body position control apparatus and signal reproducing apparatus
HITACHI LTD20 citations82
US4914361AApr 3, 1990
Method and apparatus for controlling the speed of moving body
HITACHI LTD19 citations82