Inventor · disambiguated record
Masayuki Togawa
Also filed as: TOGAWA MASAYUKI
16 granted patents·2 pending applications·165 citations·filing 1992–2017
94Inventor score
Top patents by PatentIndex Score
18 records- 0184US5580639AMethod of manufacturing magnetic patternsTEIJIN SEIKI CO LTD·Filed 1993·Granted Dec 3, 1996·33 cites·1 claims
- 0279US7561799B2Optical path switching deviceNABTESCO CORP·Filed 2005·Granted Jul 14, 2009·10 cites·4 claims
- 0376US5350618AMagnetic medium comprising a substrate having pits and grooves of specific shapes and depthsTEIJIN SEIKI CO LTD·Filed 1992·Granted Sep 27, 1994·27 cites·8 claims
- 0470US5336586AMagnetic medium and method of manufacturing the sameTEIJIN SEIKI CO LTD·Filed 1993·Granted Aug 9, 1994·14 cites·4 claims
- 0564US5527663AMethod of manufacturing a medium having a magnetic patternTEIJIN SEIKI CO LTD·Filed 1995·Granted Jun 18, 1996·15 cites·1 claims
- 0660US6873448B2Optical path switching apparatusTEIJIN SEIKI CO LTD·Filed 2003·Granted Mar 29, 2005·7 cites·7 claims
- 0759US5445707AMethod of manufacturing article having magnetic patternsTEIJIN SEIKO CO LTD·Filed 1994·Granted Aug 29, 1995·14 cites·9 claims
- 0853US7062119B2Optical deviceTEIJIN SEIKI CO LTD·Filed 2003·Granted Jun 13, 2006·4 cites·4 claims
- 0953US5427675AMethod of manufacturing article having magnetic patternsTEIJIN SEIKI CO LTD·Filed 1993·Granted Jun 27, 1995·10 cites·8 claims
- 1042US6819827B2Optical path switching apparatusTEIJIN SEIKI CO LTD·Filed 2002·Granted Nov 16, 2004·2 cites·14 claims
- 1141US2010074618A1Optical path switching deviceNABTESCO CORP·Filed 2006·Application pending·0 cites
- 1240US5429911AMethod of manufacturing a medium having a magnetic patternTEIJIN SEIKI CO LTD·Filed 1994·Granted Jul 4, 1995·6 cites·1 claims
- 1340US2009051228A1Actuator unitNABTESCO CORP·Filed 2006·Application pending·0 cites
- 1439US5434934AMagneto-optically modulating systemTEIJIN SEIKI CO LTD·Filed 1994·Granted Jul 18, 1995·6 cites·34 claims
- 1539US5281912AMagneto-optic magnetic-field measuring apparatus for measuring a magnetic field intensity by measuring an angle of diffractionTEIJIN SEIKI CO LTD·Filed 1992·Granted Jan 25, 1994·8 cites·5 claims
- 1637US10760463B2Exhaust treatment device for diesel engineKUBOTA KK·Filed 2017·Granted Sep 1, 2020·0 cites·18 claims
- 1732US6153321AMethod of using a substrate with magnetic substance of a magnetic scaleTEIJUN SEIKI CO·Filed 1994·Granted Nov 28, 2000·6 cites·1 claims
- 1831US6072174AMagneto-optically modulating system for monitoring relative relationship between an object and a magneto-optic effect elementTEIJIN SEIKI CO LTD·Filed 1998·Granted Jun 6, 2000·3 cites·39 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →