Inventor

OZAWA KUNIICHI

JP2 patents

Patents

2 patents

US4644157AFeb 17, 1987

Optical rotation detecting apparatus

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD31 citations89

US4525657AJun 25, 1985

Torque ripple compensation circuit for a brushless D.C. motor

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD38 citations89