Inventor
MATSUMURA MASAMI
JP15 patents
⚠️ This page may combine multiple inventors who share the name “MATSUMURA MASAMI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MITSUBISHI ELECTRIC CORP
9 patentsUS5570015AOct 29, 1996
Linear positional displacement detector for detecting linear displacement of a permanent magnet as a change in direction of magnetic sensor unit
MITSUBISHI ELECTRIC CORP99 citations94
US5113821AMay 19, 1992
Vehicle speed governor
MITSUBISHI ELECTRIC CORP71 citations94
US5572120ANov 5, 1996
Magnetic position detector with a molded radiation shield
MITSUBISHI ELECTRIC CORP36 citations91
US4563741AJan 7, 1986
Rotational angle signal generating system for internal combustion engines
MITSUBISHI ELECTRIC CORP8 citations73
US5545986AAug 13, 1996
Magnetic sensor having a ferromagnetic resistive element, a frame and a bias magnet integrally mounted to the frame
MITSUBISHI ELECTRIC CORP7 citations69
US4961410AOct 9, 1990
Crank angle detecting device for a multi-cylinder internal combustion engine
MITSUBISHI ELECTRIC CORP6 citations63
US4833282AMay 23, 1989
Ignition distributor for an internal combustion engine
MITSUBISHI ELECTRIC CORP3 citations62
US4941450AJul 17, 1990
Ignition distributor for an internal combustion engine
MITSUBISHI ELECTRIC CORP3 citations59
US4561412ADec 31, 1985
Ignition apparatus for internal combustion engines
MITSUBISHI ELECTRIC CORP1 citations49
OPTEC D D MELCO LAB CO LTD
4 patentsUS5038031AAug 6, 1991
Optical rotary encoder having large and small numerical aperture fibers
OPTEC D D MELCO LAB CO LTD24 citations88
US5130536AJul 14, 1992
Optical rotary encoder with indexing
OPTEC D D MELCO LAB CO LTD17 citations72
US5015056AMay 14, 1991
Photointerruptor for use in light-transmission type rotary encoder
OPTEC D D MELCO LAB CO LTD13 citations72
US5073001ADec 17, 1991
Photointerruptor for use in optical transmission-type rotary encoder
OPTEC D D MELCO LAB CO LTD4 citations61