Inventor
ANDOH TOSHIYUKI
JP43 patents
⚠️ This page may combine multiple inventors who share the name “ANDOH TOSHIYUKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
RICOH KK
22 patentsUS6949896B2Sep 27, 2005
Apparatus for and method of driving motor to move object at a constant velocity
RICOH KK54 citations96
US5289088AFeb 22, 1994
DC linear motor
RICOH KK61 citations96
US5130583AJul 14, 1992
Linear motor
RICOH KK62 citations96
US7587157B2Sep 8, 2009
Image forming apparatus capable of correcting a rotation speed of an image carrier
RICOH KK30 citations93
US6996357B2Feb 7, 2006
Belt drive control device and image forming apparatus including the same
RICOH KK17 citations93
US6941096B2Sep 6, 2005
Belt drive control device and image forming apparatus including the same
RICOH KK39 citations93
US7532370B2May 12, 2009
Optical encoder, motor driver and image forming apparatus
RICOH KK27 citations92
US7386262B2Jun 10, 2008
Belt driving control apparatus and image forming apparatus which uses a moving average process and a revolution average process
RICOH KK34 citations92
US7376375B2May 20, 2008
Belt-drive control device, color-shift detecting method, color-shift detecting device, and image forming apparatus
RICOH KK47 citations92
US7257339B2Aug 14, 2007
Method and apparatus for image forming capable of effectively reducing unevenness of density and color displacement of images
RICOH KK17 citations92
US7251444B2Jul 31, 2007
Apparatus for controlling driving of endless belt, and image forming apparatus
RICOH KK25 citations92
US7110700B2Sep 19, 2006
Belt driving controller, process cartridge, and image forming apparatus
RICOH KK22 citations92
US6947693B2Sep 20, 2005
Image forming apparatus including rotary member speed detection mechanism
RICOH KK40 citations92
US5404206AApr 4, 1995
Image scanning mechanism using direct drive mechanism
RICOH KK32 citations92
US6031633AFeb 29, 2000
Control method of scanner optical system of original image reading apparatus, motor control device and moving unit driving device of image reading apparatus
RICOH KK29 citations89
US7576509B2Aug 18, 2009
Drive control method, drive control device, belt apparatus, image forming apparatus, image reading apparatus, computer product
RICOH KK11 citations84
US7454150B2Nov 18, 2008
Image forming apparatus having a resist rotary member
RICOH KK16 citations84
US7330009B2Feb 12, 2008
Method, apparatus, and program for driving a motor in a feedback control system, capable of suppressing motor oscillation
RICOH KK16 citations84
US7373093B2May 13, 2008
Apparatus and method for color image forming, and computer program product for driver controller
RICOH KK14 citations81
US5265188ANov 23, 1993
Control system for controlling object at constant state
RICOH KK9 citations74
US7696713B2Apr 13, 2010
Drive control method, drive control device, belt apparatus, image forming apparatus, image reading apparatus, computer product
RICOH KK4 citations63
US7800335B2Sep 21, 2010
Method, apparatus, and program for driving a motor in a feedback control system, capable of suppressing motor oscillation
RICOH KK4 citations62
RICOH CO LTD
9 patentsUS7971878B2Jul 5, 2011
Sheet conveying device and image forming apparatus
RICOH CO LTD19 citations84
US7885587B2Feb 8, 2011
Image forming apparatus with color shift correction suppressing periodic fluctuations of a surface moving speed of a latent image support
RICOH CO LTD15 citations84
US7871073B2Jan 18, 2011
Sheet conveying device, and image forming apparatus including same
RICOH CO LTD17 citations84
US8364071B2Jan 29, 2013
Image forming apparatus and sheet conveying device having upstream and downstream rollers
RICOH CO LTD5 citations73
US8385762B2Feb 26, 2013
Transfer device and image forming apparatus
RICOH CO LTD3 citations63
US8036582B2Oct 11, 2011
Belt driving device and image forming apparatus
RICOH CO LTD6 citations63
US8010027B2Aug 30, 2011
Image forming apparatus
RICOH CO LTD4 citations63
US7929894B2Apr 19, 2011
Driving control device and image forming apparatus including the same
RICOH CO LTD6 citations63
US7945176B2May 17, 2011
Image forming apparatus including a gap forming unit
RICOH CO LTD3 citations62
NOGUCHI HIDETAKA
3 patentsANDOH TOSHIYUKI
3 patentsUS8837968B2Sep 16, 2014
Image formation apparatus, driving control method, and computer program product
ANDOH TOSHIYUKI4 citations72
US8254811B2Aug 28, 2012
Image forming apparatus for controlling movement of a moving member
ANDOH TOSHIYUKI5 citations61
US8059991B2Nov 15, 2011
Belt-conveyance control device, image forming apparatus, belt-conveyance control method, and computer program product
ANDOH TOSHIYUKI5 citations57