Inventor
KISHI KAZUHITO
JP67 patents
⚠️ This page may combine multiple inventors who share the name “KISHI KAZUHITO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
RICOH KK
31 patentsUS6542705B2Apr 1, 2003
Electrophotographic heating apparatus, system, and method
RICOH KK143 citations97
US7609988B2Oct 27, 2009
Heater, fixing unit and image forming apparatus having power supplied from chargeable auxiliary power supplying unit varied per unit time
RICOH KK38 citations96
US7054570B2May 30, 2006
Image-forming apparatus
RICOH KK59 citations96
US6144832ANov 7, 2000
No wrinkling sheet feeding apparatus, a fixing apparatus and an image forming apparatus
RICOH KK60 citations96
US5854465ADec 29, 1998
Thermal fixing device for an image forming apparatus
RICOH KK57 citations96
US7002112B2Feb 21, 2006
Heating apparatus for increasing temperature in short period of time with minimum overshoot
RICOH KK44 citations95
US7603049B2Oct 13, 2009
Image formation apparatus and associated method of storing power
RICOH KK34 citations93
US7496309B2Feb 24, 2009
Image forming apparatus with auxiliary power source
RICOH KK26 citations93
US7373094B2May 13, 2008
Fixing unit having a plurality of heaters, image forming apparatus and method of determining temperature detecting position of temperature sensor
RICOH KK27 citations93
US7239821B2Jul 3, 2007
Image forming apparatus including a heating unit
RICOH KK38 citations93
US7212759B2May 1, 2007
Heating device, fixing device and image forming apparatus
RICOH KK36 citations93
US7212758B2May 1, 2007
Image-forming apparatus
RICOH KK27 citations93
US7209675B2Apr 24, 2007
Image forming apparatus
RICOH KK36 citations93
US7130555B2Oct 31, 2006
Fixing unit having a plurality of heaters, image forming apparatus and method of determining temperature detecting position of temperature sensor
RICOH KK41 citations93
US7116923B2Oct 3, 2006
Fuser provided with auxiliary power supply device to operate with varying power
RICOH KK47 citations93
US7565087B2Jul 21, 2009
Fixing device, image forming apparatus including the fixing device, and fixing method
RICOH KK32 citations92
US7551869B2Jun 23, 2009
Fixing device, image forming apparatus including the fixing device, and fixing method
RICOH KK31 citations92
US7515845B2Apr 7, 2009
Method for supplying power, and fixing and image forming apparatuses
RICOH KK26 citations92
US7366432B2Apr 29, 2008
Fixing device for fixing an image, image forming apparatus including the fixing device, and fixing method
RICOH KK30 citations92
US7356270B2Apr 8, 2008
Fixing device, image forming apparatus including the fixing device, and fixing method
RICOH KK27 citations92
US7343113B2Mar 11, 2008
Fixing device, image forming apparatus including the fixing device, and fixing method
RICOH KK35 citations92
US7333743B2Feb 19, 2008
Fixing device, image forming apparatus including the fixing device, and fixing method
RICOH KK37 citations92
US7308216B2Dec 11, 2007
Image forming apparatus and method to supply power to a fixing device
RICOH KK38 citations92
US7247816B2Jul 24, 2007
Heating apparatus, fixing apparatus, and image forming apparatus
RICOH KK13 citations92
US7196286B2Mar 27, 2007
Heating apparatus, auxiliary power supply apparatus, auxiliary power supply system, fixation apparatus, and moving picture formation apparatus
RICOH KK21 citations92
US7010255B2Mar 7, 2006
Fixing device having a heating member and image forming apparatus including the same
RICOH KK50 citations92
US7683297B2Mar 23, 2010
Electric power supply control device, heating device and fixing device
RICOH KK11 citations84
US7624288B2Nov 24, 2009
System for controlling power supplies of an image formation apparatus
RICOH KK12 citations83
US7734937B2Jun 8, 2010
Power supply device capable of supplying large amount of power necessary for entire system operation
RICOH KK4 citations62
US7546050B2Jun 9, 2009
Fixing apparatus including a fixing roller and a pressurization roller
RICOH KK3 citations62
US7421224B2Sep 2, 2008
Heating device, auxiliary power supplying device, auxiliary power supplying system, fixing device, and image forming apparatus
RICOH KK5 citations62
RICOH CO LTD
6 patentsUS7957663B2Jun 7, 2011
Heater, fixing unit and image forming apparatus
RICOH CO LTD23 citations93
US7885569B2Feb 8, 2011
Heater, fixing unit and image forming apparatus operable with a main and auxiliary power supply unit
RICOH CO LTD26 citations93
US8023126B2Sep 20, 2011
Image forming apparatus with a chargeable capacitor
RICOH CO LTD8 citations83
US8010010B2Aug 30, 2011
Energy storage device, image forming apparatus including energy storage device, and discharge control method
RICOH CO LTD2 citations63
US7856190B2Dec 21, 2010
Heating device, fixing device, method of controlling temperature of heating member, and image forming apparatus
RICOH CO LTD4 citations63
US7840153B2Nov 23, 2010
Image forming apparatus with a supplemental power supply unit
RICOH CO LTD5 citations62
KISHI KAZUHITO
2 patentsFUJIMOTO IPPEI
1 patentSAMEI MASAHIRO
1 patentYANO TETSUYA
1 patentYOSHINAGA HIROSHI
1 patentSAWADA KAZUNARI
1 patentSETO TAKASHI
1 patentTAKAGI HIROMASA
1 patentYAMAGUCHI YOSHIKI
1 patentOGINO YASUHIKO
1 patentKONDOH HITOSHI
1 patentHONDA HARUYUKI
1 patentShowing the top 50 of 67 patents by PatentIndex Score.