Inventor · disambiguated record
Masaaki Kusumi
Also filed as: KUSUMI MASAAKI
19 granted patents·227 citations·filing 1992–2017
94Inventor score
Files withSONY PREC TECHNOLOGY INC7DMG MORI SEIKI CO LTD6MORI SEIKI SEISAKUSHO KK2SONY MAGNESCALE INC2SONY CORP1
Top patents by PatentIndex Score
19 records- 0192US9719805B2Position detecting deviceDMG MORI SEIKI CO LTD·Filed 2015·Granted Aug 1, 2017·6 cites·2 claims
- 0285US6768426B2Position detection apparatusSONY PREC TECHNOLOGY INC·Filed 2003·Granted Jul 27, 2004·29 cites·3 claims
- 0382US9322677B2Position detecting deviceDMG MORI SEIKI CO LTD·Filed 2013·Granted Apr 26, 2016·5 cites·3 claims
- 0479US6668996B2Electromagnetic clutchSONY PREC TECHNOLOGY INC·Filed 2002·Granted Dec 30, 2003·20 cites·1 claims
- 0574US5243280AMagnetic sensor and position detectorSONY MAGNESCALE INC·Filed 1992·Granted Sep 7, 1993·33 cites·3 claims
- 0672US7965074B2Position sensor and bias magnetic field generating deviceMORI SEIKI SEISAKUSHO KK·Filed 2008·Granted Jun 21, 2011·8 cites·6 claims
- 0771US5943639ADisplacement detection apparatus including an error correction systemSONY MAGNESCALE INC·Filed 1995·Granted Aug 24, 1999·29 cites·27 claims
- 0865US9970788B2Scale measuring device, method for generating position information, and device with multi-axis stageDMG MORI SEIKI CO LTD·Filed 2013·Granted May 15, 2018·1 cites·26 claims
- 0962US10024691B2Position detecting deviceDMG MORI SEIKI CO LTD·Filed 2017·Granted Jul 17, 2018·0 cites·4 claims
- 1062US6788053B2Magnetic flux measuring deviceSONY PREC TECHNOLOGY INC·Filed 2002·Granted Sep 7, 2004·11 cites·5 claims
- 1161US10048093B2Position detecting deviceDMG MORI SEIKI CO LTD·Filed 2017·Granted Aug 14, 2018·0 cites·3 claims
- 1259US5909115APosition detecting apparatus employing magnetoresistance effect elements connected in seriesSONY CORP·Filed 1997·Granted Jun 1, 1999·22 cites·9 claims
- 1358US6236200B1Magnetic metal sensor and method for detecting magnetic metalSONY PREC TECHNOLOGY INC·Filed 1998·Granted May 22, 2001·33 cites·7 claims
- 1458US6222361B1Position detecting device using varying width magneto-resistive effect sensorSONY PREC TECHNOLOGY INC·Filed 1998·Granted Apr 24, 2001·23 cites·5 claims
- 1557US9733317B2Position detecting deviceDMG MORI SEIKI CO LTD·Filed 2015·Granted Aug 15, 2017·0 cites·6 claims
- 1653US6693565B2Position transducerSONY PREC TECHNOLOGY INC·Filed 2003·Granted Feb 17, 2004·6 cites·2 claims
- 1745US9250057B2Displacement detection apparatusMORI SEIKI SEISAKUSHO KK·Filed 2013·Granted Feb 2, 2016·0 cites·6 claims
- 1840US6772088B2Position transducerSONY PREC TECHNOLOGY INC·Filed 2003·Granted Aug 3, 2004·1 cites·4 claims
- 1925US7300712B2Magnetic sensor and position detectorSONY MFG SYSTEMS CORP·Filed 2003·Granted Nov 27, 2007·0 cites·24 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →