Inventor
MARU NAOKI
JP9 patents
⚠️ This page may combine multiple inventors who share the name “MARU NAOKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
7 patentsUS5844762ADec 1, 1998
Electronic circuit device having a function of inhibiting resonance in power wiring
HITACHI LTD30 citations92
US7355829B2Apr 8, 2008
Overvoltage protection circuit, and power source, power supply system and electronic apparatus using the overvoltage protection circuit
HITACHI LTD13 citations80
US7548411B2Jun 16, 2009
Electronic circuit structure, power supply apparatus, power supply system, and electronic apparatus
HITACHI LTD7 citations71
US7208883B2Apr 24, 2007
Current detection circuit, and power supply apparatus, power supply system and electronic apparatus using the current detection circuit
HITACHI LTD9 citations70
US7372683B2May 13, 2008
Over voltage detection circuit, and power source circuit, power supply system and electronic apparatus using the over voltage detection circuit
HITACHI LTD5 citations61
US7911769B2Mar 22, 2011
Electronic circuit structure, power supply apparatus, power supply system, and electronic apparatus
HITACHI LTD3 citations60
US6628010B2Sep 30, 2003
Parallel power system and an electronic apparatus using the power system
HITACHI LTD6 citations60