Inventor · disambiguated record
Kazumasa Takai
Also filed as: TAKAI KAZUMASA
23 granted patents·5 pending applications·45 citations·filing 1998–2024
93Inventor score
Files withSEMICONDUCTOR COMPONENTS IND LLC11SANYO ELECTRIC CO8TAKAI KAZUMASA6HIOKI KOSAKU1NIWA YOSHIHIRO1
Top patents by PatentIndex Score
28 records- 0196US11353337B2Offset cancel systems and methods for resolver-type sensorsSEMICONDUCTOR COMPONENTS IND LLC·Filed 2021·Granted Jun 7, 2022·3 cites·20 claims
- 0294US9831809B1Rotor position sensing system for three phase motors and related methodsSEMICONDUCTOR COMPONENTS IND LLC·Filed 2016·Granted Nov 28, 2017·6 cites·17 claims
- 0390US9831808B1Rotor position sensing system for three phase motors and related methodsSEMICONDUCTOR COMPONENTS IND LLC·Filed 2016·Granted Nov 28, 2017·4 cites·17 claims
- 0485US7479972B2Display deviceSANYO ELECTRIC CO·Filed 2005·Granted Jan 20, 2009·7 cites·16 claims
- 0585US2025020487A1Offset cancel systems and methods for resolver-type sensorsSEMICONDUCTOR COMPONENTS IND LLC·Filed 2024·Application pending·0 cites
- 0679US11616459B2Drive methods for a three-phase motorSEMICONDUCTOR COMPONENTS IND LLC·Filed 2022·Granted Mar 28, 2023·0 cites·20 claims
- 0777US12130157B2Offset cancel systems and methods for resolver-type sensorsSEMICONDUCTOR COMPONENTS IND LLC·Filed 2022·Granted Oct 29, 2024·0 cites·13 claims
- 0876US10218296B1Rotor position sensing system for three phase motors and related methodsSEMICONDUCTOR COMPONENTS IND LLC·Filed 2017·Granted Feb 26, 2019·1 cites·20 claims
- 0974US8179081B2Driver circuitNIWA YOSHIHIRO·Filed 2010·Granted May 15, 2012·5 cites·5 claims
- 1072US8461796B2Motor drive circuit for driving a synchronous motorTAKAI KAZUMASA·Filed 2010·Granted Jun 11, 2013·3 cites·7 claims
- 1170US11362605B2Drive methods for a three-phase motorSEMICONDUCTOR COMPONENTS IND LLC·Filed 2020·Granted Jun 14, 2022·0 cites·7 claims
- 1269US7948452B2Self-emission type display deviceSANYO ELECTRIC CO·Filed 2006·Granted May 24, 2011·2 cites·6 claims
- 1367US7656980B2Clock switching circuitSANYO ELECTRIC CO·Filed 2006·Granted Feb 2, 2010·4 cites·8 claims
- 1466US10461672B2Rotor position sensing system for three phase motors and related methodsSEMICONDUCTOR COMPONENTS IND LLC·Filed 2019·Granted Oct 29, 2019·0 cites·20 claims
- 1563US8497653B2Driver circuit for driving a stepping motorHIOKI KOSAKU·Filed 2010·Granted Jul 30, 2013·2 cites·5 claims
- 1661US2018069495A1Rotor position sensing system for three phase motors and related methodsSEMICONDUCTOR COMPONENTS IND LLC·Filed 2017·Application pending·0 cites
- 1761US2018083558A1Rotor position sensing system for three phase motors and related methodsSEMICONDUCTOR COMPONENTS IND LLC·Filed 2017·Application pending·0 cites
- 1859US9356545B2Driver circuit and methodSEMICONDUCTOR COMPONENTS IND·Filed 2013·Granted May 31, 2016·1 cites·3 claims
- 1959US8604744B2Motor drive circuit for rotating a rotor by supplying the currents to two coilsTAKAI KAZUMASA·Filed 2010·Granted Dec 10, 2013·2 cites·4 claims
- 2055US9130496B2Drive signal generating circuitTAKAI KAZUMASA·Filed 2012·Granted Sep 8, 2015·1 cites·17 claims
- 2149US7675486B2Drive system of display deviceSANYO ELECTRIC CO·Filed 2004·Granted Mar 9, 2010·2 cites·10 claims
- 2247US2007052633A1Display deviceSANYO ELECTRIC CO·Filed 2006·Application pending·0 cites
- 2346US8400097B2Pulse period measurement methodTAKAI KAZUMASA·Filed 2010·Granted Mar 19, 2013·0 cites·5 claims
- 2446US2005225254A1Display deviceSANYO ELECTRIC CO·Filed 2005·Application pending·0 cites
- 2545US8344672B2Motor drive control circuitSANYO ELECTRIC CO·Filed 2010·Granted Jan 1, 2013·0 cites·5 claims
- 2640US8174215B2Motor speed controllerTAKAI KAZUMASA·Filed 2010·Granted May 8, 2012·0 cites·7 claims
- 2738US8198844B2Motor speed controllerTAKAI KAZUMASA·Filed 2010·Granted Jun 12, 2012·0 cites·3 claims
- 2834US6115335AReproduction apparatus for disk-like recording mediumSANYO ELECTRIC CO·Filed 1998·Granted Sep 5, 2000·2 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →