Inventor · disambiguated record
Naoki Maru
Also filed as: MARU NAOKI
9 granted patents·100 citations·filing 1996–2011
88Inventor score
Top patents by PatentIndex Score
9 records- 0186US8928363B2Semiconductor drive circuit and power conversion apparatus using sameHATANAKA AYUMU·Filed 2011·Granted Jan 6, 2015·10 cites·8 claims
- 0277US7548411B2Electronic circuit structure, power supply apparatus, power supply system, and electronic apparatusHITACHI LTD·Filed 2005·Granted Jun 16, 2009·7 cites·6 claims
- 0369US5844762AElectronic circuit device having a function of inhibiting resonance in power wiringHITACHI LTD·Filed 1996·Granted Dec 1, 1998·30 cites·10 claims
- 0467US7911769B2Electronic circuit structure, power supply apparatus, power supply system, and electronic apparatusHITACHI LTD·Filed 2009·Granted Mar 22, 2011·3 cites·5 claims
- 0567US7208883B2Current detection circuit, and power supply apparatus, power supply system and electronic apparatus using the current detection circuitHITACHI LTD·Filed 2005·Granted Apr 24, 2007·9 cites·12 claims
- 0657US6894882B2D.C. power supply circuit and electronic apparatus using such circuitsHITACHI INFORMATION TECHNOLOGY·Filed 2001·Granted May 17, 2005·17 cites·28 claims
- 0755US7355829B2Overvoltage protection circuit, and power source, power supply system and electronic apparatus using the overvoltage protection circuitHITACHI LTD·Filed 2004·Granted Apr 8, 2008·13 cites·18 claims
- 0851US7372683B2Over voltage detection circuit, and power source circuit, power supply system and electronic apparatus using the over voltage detection circuitHITACHI LTD·Filed 2002·Granted May 13, 2008·5 cites·24 claims
- 0948US6628010B2Parallel power system and an electronic apparatus using the power systemHITACHI LTD·Filed 2001·Granted Sep 30, 2003·6 cites·16 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →