Inventor
OHISHI HIROTO
JP9 patents
⚠️ This page may combine multiple inventors who share the name “OHISHI HIROTO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
RICOH KK
8 patentsUS6845018B2Jan 18, 2005
Power circuit and method for controlling drive and control voltages of an image formation apparatus
RICOH KK31 citations91
US6630651B2Oct 7, 2003
Induction heating device with a switching power source and image processing apparatus using the same
RICOH KK21 citations91
US7127189B2Oct 24, 2006
Heating unit, auxiliary power unit, fixing unit, and image forming apparatus
RICOH KK29 citations90
US7269368B2Sep 11, 2007
Image forming apparatus for forming image with fixing member, power supply control method for controlling the image forming apparatus, and power supply control program for controlling the image forming apparatus
RICOH KK9 citations73
US7236714B2Jun 26, 2007
Power source control apparatus, and power source control method
RICOH KK7 citations73
US6806448B2Oct 19, 2004
Induction heating device with a switching power source and image processing apparatus using the same
RICOH KK5 citations72
US6531689B2Mar 11, 2003
Fixing device using an inverter circuit for induction heating
RICOH KK9 citations65
US7693440B2Apr 6, 2010
Image forming apparatus for forming image with fixing device power supply control method for controlling the image forming apparatus and power supply control program for controlling the image forming apparatus
RICOH KK4 citations62