Inventor · disambiguated record
Masami Matsumura
Also filed as: MATSUMURA MASAMI
15 granted patents·1 pending application·309 citations·filing 1982–2015
93Inventor score
Files withMITSUBISHI ELECTRIC CORP9OPTEC D D MELCO LAB CO LTD4FUKUI PREFECTURAL GOVERNMENT1OPTEC D D MEICO LAB CO LTD1
Top patents by PatentIndex Score
16 records- 0192US5570015ALinear positional displacement detector for detecting linear displacement of a permanent magnet as a change in direction of magnetic sensor unitMITSUBISHI ELECTRIC CORP·Filed 1994·Granted Oct 29, 1996·99 cites·1 claims
- 0286US5113821AVehicle speed governorMITSUBISHI ELECTRIC CORP·Filed 1991·Granted May 19, 1992·71 cites·20 claims
- 0373US5572120AMagnetic position detector with a molded radiation shieldMITSUBISHI ELECTRIC CORP·Filed 1993·Granted Nov 5, 1996·36 cites·5 claims
- 0464US5038031AOptical rotary encoder having large and small numerical aperture fibersOPTEC D D MELCO LAB CO LTD·Filed 1990·Granted Aug 6, 1991·24 cites·4 claims
- 0556US5130536AOptical rotary encoder with indexingOPTEC D D MELCO LAB CO LTD·Filed 1990·Granted Jul 14, 1992·17 cites·4 claims
- 0654US4563741ARotational angle signal generating system for internal combustion enginesMITSUBISHI ELECTRIC CORP·Filed 1982·Granted Jan 7, 1986·8 cites·2 claims
- 0749US5212380AAutomotive engine control system with rotary encoder indexingOPTEC D D MEICO LAB CO LTD·Filed 1992·Granted May 18, 1993·17 cites·3 claims
- 0848US4961410ACrank angle detecting device for a multi-cylinder internal combustion engineMITSUBISHI ELECTRIC CORP·Filed 1989·Granted Oct 9, 1990·6 cites·11 claims
- 0947US5015056APhotointerruptor for use in light-transmission type rotary encoderOPTEC D D MELCO LAB CO LTD·Filed 1990·Granted May 14, 1991·13 cites·1 claims
- 1041US10525515B2Roll-bending processing method and processing deviceFUKUI PREFECTURAL GOVERNMENT·Filed 2015·Granted Jan 7, 2020·0 cites·5 claims
- 1138US2004198861A1Photocurable and thermosetting resin compositionFiled 2004·Application pending·0 cites
- 1236US4833282AIgnition distributor for an internal combustion engineMITSUBISHI ELECTRIC CORP·Filed 1988·Granted May 23, 1989·3 cites·2 claims
- 1334US5545986AMagnetic sensor having a ferromagnetic resistive element, a frame and a bias magnet integrally mounted to the frameMITSUBISHI ELECTRIC CORP·Filed 1994·Granted Aug 13, 1996·7 cites·4 claims
- 1433US4941450AIgnition distributor for an internal combustion engineMITSUBISHI ELECTRIC CORP·Filed 1988·Granted Jul 17, 1990·3 cites·6 claims
- 1531US5073001APhotointerruptor for use in optical transmission-type rotary encoderOPTEC D D MELCO LAB CO LTD·Filed 1990·Granted Dec 17, 1991·4 cites·6 claims
- 1629US4561412AIgnition apparatus for internal combustion enginesMITSUBISHI ELECTRIC CORP·Filed 1984·Granted Dec 31, 1985·1 cites·15 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →