Inventor
OKA SHUNZO
17 patents
Patents
17 patentsUS4652947AMar 24, 1987
Rotary encoder
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD38 citations91
US4412113AOct 25, 1983
Dust venting contact with a non-circular hole
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD48 citations88
US4253004AFeb 24, 1981
Mechanical remote control system
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD8 citations73
US4095059AJun 13, 1978
Interlocked push-lock push-button switch assembly having conductive muting spring
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD9 citations73
US3997864ADec 14, 1976
Variable resistor
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD7 citations73
US3988596AOct 26, 1976
Voltage memory device
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD7 citations73
US4032838AJun 28, 1977
Device for generating variable output voltage
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD15 citations72
US4035668AJul 12, 1977
Input-interruption type delayed turn-off control timer
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD5 citations62
US4010382AMar 1, 1977
Push-button type pulse generating switch
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD3 citations62
US3987389AOct 19, 1976
Variable resistor device
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD2 citations62
US3935555AJan 27, 1976
Assembly for fine adjustment of a variable impedance mechanism
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD5 citations62
US3931606AJan 6, 1976
Device for simultaneously controlling a plurality of variable resistors
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD5 citations62
US4344063AAug 10, 1982
Click setting variable resistor
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD6 citations61
US3952277AApr 20, 1976
Combined variable resistor assembly provided with position indicator means
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD5 citations60
US3936795AFeb 3, 1976
Combined variable resistor assembly provided with tap position indicator means
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD5 citations60
US3953820AApr 27, 1976
Variable resistor
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD3 citations56
US4027244AMay 31, 1977
Remote control signal transmitter including variable resistor with switching means
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD0 citations40