Inventor
TSUKIOKA YASUTADA
JP49 patents
⚠️ This page may combine multiple inventors who share the name “TSUKIOKA YASUTADA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
RICOH KK
19 patentsUS7609988B2Oct 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
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
US7212758B2May 1, 2007
Image-forming apparatus
RICOH KK27 citations93
US7212759B2May 1, 2007
Heating device, fixing device and image forming apparatus
RICOH KK36 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
RICOH CO LTD
13 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
US9010940B2Apr 21, 2015
Image projection apparatus
RICOH CO LTD6 citations84
US9004697B2Apr 14, 2015
Image projection apparatus
RICOH CO LTD4 citations73
US9329463B2May 3, 2016
Image projection apparatus
RICOH CO LTD1 citations63
US9291883B2Mar 22, 2016
Image projection apparatus
RICOH CO LTD1 citations63
US9075297B2Jul 7, 2015
Image projection apparatus
RICOH CO LTD1 citations63
US8385763B2Feb 26, 2013
Heating fixer and image forming apparatus having position detectors and blocking blades
RICOH CO LTD2 citations63
US10012893B2Jul 3, 2018
Image projection apparatus
RICOH CO LTD0 citations52
US9671681B2Jun 6, 2017
Image projection apparatus
RICOH CO LTD0 citations52
US9429828B2Aug 30, 2016
Image projection apparatus
RICOH CO LTD0 citations52
US9304381B2Apr 5, 2016
Image projection apparatus
RICOH CO LTD0 citations52
US9033514B2May 19, 2015
Image projection apparatus
RICOH CO LTD1 citations52
FUJIOKA TETSUYA
6 patentsUS8985786B2Mar 24, 2015
Image projection apparatus
FUJIOKA TETSUYA14 citations84
US9052580B2Jun 9, 2015
Outer housing for an image projection apparatus
FUJIOKA TETSUYA5 citations73
US8882277B2Nov 11, 2014
Image projection apparatus
FUJIOKA TETSUYA5 citations73
US9010939B2Apr 21, 2015
Image projection apparatus
FUJIOKA TETSUYA3 citations62
US9274409B2Mar 1, 2016
Image projection apparatus
FUJIOKA TETSUYA0 citations52
US8998425B2Apr 7, 2015
Image projection apparatus
FUJIOKA TETSUYA0 citations52
TSUKIOKA YASUTADA
6 patentsUS8693933B2Apr 8, 2014
Endless belt assembly, fixing device, and image forming apparatus including a belt tracking mechanism
TSUKIOKA YASUTADA3 citations62
US9329464B2May 3, 2016
Image projection apparatus including two ventilation units
TSUKIOKA YASUTADA1 citations51
US8565658B2Oct 22, 2013
Driving apparatus, fixing apparatus, and image forming apparatus
TSUKIOKA YASUTADA1 citations51
US8918038B2Dec 23, 2014
Fixing device and image forming apparatus incorporating same
TSUKIOKA YASUTADA0 citations41
US8600252B2Dec 3, 2013
System and method for controlling operation of a fixing device in an image forming apparatus
TSUKIOKA YASUTADA0 citations41
US8406648B2Mar 26, 2013
Heating device, fixing device, and image forming apparatus
TSUKIOKA YASUTADA0 citations41