Inventor · disambiguated record
Ko Takemura
Also filed as: TAKEMURA KO
27 granted patents·1 pending application·268 citations·filing 2002–2011
96Inventor score
Top patents by PatentIndex Score
28 records- 0186US8368374B2Comparator type DC-DC converter using synchronous rectification methodTHINE ELECTRONICS INC·Filed 2010·Granted Feb 5, 2013·10 cites·4 claims
- 0283US7148667B2Power supply apparatusROHM CO LTD·Filed 2004·Granted Dec 12, 2006·32 cites·9 claims
- 0383US7046533B2DC/DC converterROHM CO LTD·Filed 2005·Granted May 16, 2006·16 cites·8 claims
- 0481US6815939B2Switching power supply unitROHM CO LTD·Filed 2003·Granted Nov 9, 2004·34 cites·17 claims
- 0580US7876081B2DC-DC converter with substantially constant on-time and constant switching frequencyTHINE ELECTRONICS INC·Filed 2007·Granted Jan 25, 2011·17 cites·5 claims
- 0679US6954055B2Switching device driving apparatus and DC/DC converter incorporating the sameROHM CO LTD·Filed 2003·Granted Oct 11, 2005·20 cites·8 claims
- 0777US7714549B2Switching regulator control circuit, switching regulator using the circuit, and switching signal generating apparatusROHM CO LTD·Filed 2005·Granted May 11, 2010·12 cites·9 claims
- 0876US8072201B2Power supply apparatusUMEMOTO KIYOTAKA·Filed 2010·Granted Dec 6, 2011·4 cites·11 claims
- 0973US7872457B2Syncronous switching regulator control circuitROHM CO LTD·Filed 2010·Granted Jan 18, 2011·3 cites·7 claims
- 1073US7486061B2Power supply apparatusROHM CO LTD·Filed 2006·Granted Feb 3, 2009·7 cites·1 claims
- 1173US7202652B2Motor driving apparatus incorporating switch device driving apparatusROHM CO LTD·Filed 2005·Granted Apr 10, 2007·11 cites·4 claims
- 1273US6891736B2Multiphase DC/DC converterROHM CO LTD·Filed 2003·Granted May 10, 2005·22 cites·8 claims
- 1365US6922042B2DC/DC converterROHM CO LTD·Filed 2003·Granted Jul 26, 2005·18 cites·7 claims
- 1460US7612545B2DC/DC converterROHM CO LTD·Filed 2004·Granted Nov 3, 2009·14 cites·6 claims
- 1559US6924533B2Semiconductor integrated circuit device incorporating overvoltage protection circuitROHM CO LTD·Filed 2003·Granted Aug 2, 2005·7 cites·8 claims
- 1656US6894470B2Power supply device and electric appliance employing the sameROHM CO LTD·Filed 2002·Granted May 17, 2005·9 cites·7 claims
- 1752US7071663B2Power supply circuitROHM CO LTD·Filed 2004·Granted Jul 4, 2006·6 cites·9 claims
- 1851US7221132B2Power supply circuitROHM CO LTD·Filed 2004·Granted May 22, 2007·7 cites·10 claims
- 1951US6949917B2Switching power supply unitROHM CO LTD·Filed 2004·Granted Sep 27, 2005·7 cites·18 claims
- 2046US7196888B2Method of fabricating semiconductor integrated circuit device having protection circuitROHM CO LTD·Filed 2005·Granted Mar 27, 2007·0 cites·2 claims
- 2146US6784724B2Constant voltage generating circuitROHM CO LTD·Filed 2003·Granted Aug 31, 2004·5 cites·7 claims
- 2244US7663355B2Power supply apparatusROHM CO LTD·Filed 2008·Granted Feb 16, 2010·0 cites·12 claims
- 2344US6917189B2Electric power supply unit having improved output voltage responseROHM CO LTD·Filed 2003·Granted Jul 12, 2005·4 cites·14 claims
- 2442US7202647B2Power supply circuitROHM CO LTD·Filed 2006·Granted Apr 10, 2007·0 cites·2 claims
- 2540US7095219B2Electric power supply unit having improved output voltage responseROHM CO LTD·Filed 2004·Granted Aug 22, 2006·2 cites·13 claims
- 2640US6703955B2Variable-output-characteristic semiconductor integrated circuit deviceROHM CO LTD·Filed 2003·Granted Mar 9, 2004·1 cites·10 claims
- 2738US8049480B2Comparator-system DC-DC converterTHINE ELECTRONICS INC·Filed 2007·Granted Nov 1, 2011·0 cites·5 claims
- 2835US2013188289A1Protection circuitMISAWA KATSUHIKO·Filed 2011·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →