Inventor · disambiguated record
Naoto Endo
Also filed as: ENDO NAOTO
18 granted patents·203 citations·filing 1994–2018
94Inventor score
Files withMITSUMI ELECTRIC CO LTD9HITACHI LTD6HITACHI GLOBAL STORAGE TECH1HYUGAJI TAKUMI1IMADE DAISUKE1
Top patents by PatentIndex Score
18 records- 0187US7224149B2Current resonance type DC/DC converter capable of decreasing losses on no-load and a light loadMITSUMI ELECTRIC CO LTD·Filed 2006·Granted May 29, 2007·18 cites·6 claims
- 0285US6403240B1Magnetic recording media and magnetic recording system using the sameHITACHI LTD·Filed 1997·Granted Jun 11, 2002·35 cites·9 claims
- 0382US6596420B2Magnetic recording media and magnetic recording system using the sameHITACHI LTD·Filed 2002·Granted Jul 22, 2003·12 cites·5 claims
- 0481US6509111B1Magnetic recording media and magnetic disk apparatusHITACHI LTD·Filed 2000·Granted Jan 21, 2003·16 cites·5 claims
- 0580US7633780B2Switching power supply apparatus with low loss synchronous rectificationMITSUMI ELECTRIC CO LTD·Filed 2007·Granted Dec 15, 2009·17 cites·6 claims
- 0678US7696734B2Multiphase DC-DC converterMITSUMI ELECTRIC CO LTD·Filed 2007·Granted Apr 13, 2010·16 cites·10 claims
- 0777US7586294B2Current resonance type DC/DC converter actualizing a stable zero-current switchingMITSUMI ELECTRIC CO LTD·Filed 2006·Granted Sep 8, 2009·14 cites·8 claims
- 0873US10536082B2Power supply device, semiconductor integrated circuit, and method for suppressing ripple componentIMADE DAISUKE·Filed 2018·Granted Jan 14, 2020·3 cites·12 claims
- 0973US7521911B2Switching power supply capable of always switching a switching element at an optimal timingMITSUMI ELECTRIC CO LTD·Filed 2006·Granted Apr 21, 2009·6 cites·14 claims
- 1071US9331593B2Switching power supply deviceHYUGAJI TAKUMI·Filed 2013·Granted May 3, 2016·4 cites·6 claims
- 1168US5587235AMagnetic recording medium and magnetic recording apparatusHITACHI LTD·Filed 1994·Granted Dec 24, 1996·30 cites·17 claims
- 1259US7056604B2Magnetic recording media and magnetic recording system using the sameHITACHI GLOBAL STORAGE TECH·Filed 2003·Granted Jun 6, 2006·11 cites·8 claims
- 1358US7817446B2Switching power supply circuitMITSUMI ELECTRIC CO LTD·Filed 2007·Granted Oct 19, 2010·5 cites·11 claims
- 1450US6852432B2Magnetic recording media and magnetic disk apparatusHITACHI LTD·Filed 2002·Granted Feb 8, 2005·9 cites·14 claims
- 1547US7183726B2Cold cathode fluorescent lamp drive apparatus and methodMITSUMI ELECTRIC CO LTD·Filed 2005·Granted Feb 27, 2007·0 cites·7 claims
- 1646US7274172B2Drive state detection circuitMITSUMI ELECTRIC CO LTD·Filed 2005·Granted Sep 25, 2007·1 cites·6 claims
- 1735US6853678B2Synchronizing circuitMITSUMI ELECTRIC CO LTD·Filed 2001·Granted Feb 8, 2005·4 cites·2 claims
- 1833US5766756AMagnetic recording medium for longitudinal recording and method of manufacturing the sameHITACHI LTD·Filed 1996·Granted Jun 16, 1998·2 cites·16 claims
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