Inventor

FUKADA TETSUJI

JP4 patents

Patents

4 patents

US4853579AAug 1, 1989

Drive method for ultrasonic motor providing enhanced stability of rotation

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD50 citations92

US5003824AApr 2, 1991

Vibration/acceleration sensor

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD37 citations89

US4685767AAug 11, 1987

Fine adjustment apparatus for optical system lens

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD12 citations71

US4295172AOct 13, 1981

Rotary magnetic head apparatus

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD14 citations71