Inventor
NITTA SHOHICHI
JP6 patents
Patents
6 patentsUS6713992B2Mar 30, 2004
Method and apparatus for power supply capable of effectively reducing a power consumption
RICOH KK29 citations91
US7199568B2Apr 3, 2007
DC power supply and integrated circuit device
RICOH KK10 citations83
USRE41304EMay 4, 2010
Method and apparatus for power supply capable of effectively reducing a power consumption
RICOH KK14 citations82
US7391189B2Jun 24, 2008
Step-up/down DC-DC converter
RICOH KK10 citations82
US7570034B2Aug 4, 2009
Step-up/down DC-DC converter
RICOH KK5 citations60
US7468599B2Dec 23, 2008
DC power supply and integrated circuit device
RICOH KK0 citations51