Inventor
TAKEHARA ATSUSHI
JP28 patents
⚠️ This page may combine multiple inventors who share the name “TAKEHARA ATSUSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
RICOH KK
18 patentsUS6249304B1Jun 19, 2001
Image forming apparatus and image forming method for forming color images by gray-level image forming technique
RICOH KK141 citations98
US7003238B2Feb 21, 2006
Intermediate image transfer device for a color image forming apparatus
RICOH KK62 citations96
US6295438B1Sep 25, 2001
Method and apparatus for forming an image capable of supplying a proper amount of a lubricant to each image forming section
RICOH KK80 citations96
US7610004B2Oct 27, 2009
Apparatus for detecting amount of toner deposit and controlling density of image, method of forming misalignment correction pattern, and apparatus for detecting and correcting misalignment of image
RICOH KK21 citations92
US7280792B2Oct 9, 2007
Method for evaluating changes in resistance of electric resistance member and image forming apparatus using same
RICOH KK34 citations92
US7203433B2Apr 10, 2007
Apparatus for detecting amount of toner deposit and controlling density of image, method of forming misalignment correction pattern, and apparatus for detecting and correcting misalignment of image
RICOH KK43 citations92
US7174124B2Feb 6, 2007
Tandem color image forming apparatus with an image transfer belt and backup roller
RICOH KK25 citations92
US6366754B1Apr 2, 2002
Color image forming apparatus with toner recycling
RICOH KK44 citations92
US6334039B1Dec 25, 2001
Method and apparatus for image forming apparatus capable of accurately detecting toner image patterns
RICOH KK51 citations92
US6292206B1Sep 18, 2001
Image forming apparatus and method of producing light quantity correction data
RICOH KK36 citations92
US7440720B2Oct 21, 2008
Image forming apparatus and image transferring unit for the same
RICOH KK13 citations84
US7428400B2Sep 23, 2008
Primary transfer unit of image forming apparatus
RICOH KK16 citations84
US7139497B2Nov 21, 2006
Color image forming apparatus having a variable controlled speed ratio
RICOH KK13 citations84
US7801471B2Sep 21, 2010
Transfer unit and image forming apparatus
RICOH KK5 citations74
US7499669B2Mar 3, 2009
Transfer unit and image forming apparatus
RICOH KK5 citations74
US6782227B2Aug 24, 2004
Transfer device for setting a suitable recording medium adsorbing bias, and an image-forming apparatus including the transfer device
RICOH KK12 citations74
US7734235B2Jun 8, 2010
Image forming apparatus including a metallic driving roller
RICOH KK7 citations73
US7636539B2Dec 22, 2009
Tandem intermediate-transfer type image forming apparatus
RICOH KK5 citations62