Inventor
SHIJO HIROYASU
JP22 patents
⚠️ This page may combine multiple inventors who share the name “SHIJO HIROYASU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
RICOH KK
21 patentsUS5383754AJan 24, 1995
Image forming apparatus having an image orientation identifying device and a binding device
RICOH KK158 citations97
US6898407B2May 24, 2005
Desktop color image forming apparatus and method of making the same
RICOH KK61 citations96
US6567643B2May 20, 2003
Apparatuses for color image formation, tandem color image formation and image formation
RICOH KK38 citations96
US7263309B2Aug 28, 2007
Desktop color image forming apparatus and method of making the same
RICOH KK15 citations92
US6973283B2Dec 6, 2005
Color image forming apparatus, and toner replenishing apparatus
RICOH KK20 citations92
US6829465B2Dec 7, 2004
Method and apparatus for image forming capable of effectively performing color displacement detection
RICOH KK38 citations92
US5414535AMay 9, 1995
Apparatus for reading image from original image on translucent film with automatic adjustment of the quantity of light from a light source
RICOH KK34 citations89
US7333749B2Feb 19, 2008
Desktop color image forming apparatus and method of making the same
RICOH KK10 citations84
US6934498B2Aug 23, 2005
Color image forming apparatus, tandem type color image forming apparatus, and process cartridge for color image forming apparatus
RICOH KK15 citations84
US6801749B2Oct 5, 2004
Apparatuses for color image formation, tandem color image formation and image formation
RICOH KK12 citations82
US7212764B2May 1, 2007
Color image forming apparatus, and toner replenishing apparatus
RICOH KK7 citations74
US6785504B2Aug 31, 2004
Apparatuses for color image formation, tandem color image formation and image formation
RICOH KK5 citations74
US6766137B2Jul 20, 2004
Apparatuses for color image formation, tandem color image formation and image formation
RICOH KK4 citations74
US7551867B2Jun 23, 2009
Image forming apparatus including controller driving image carriers
RICOH KK4 citations71
US7136600B2Nov 14, 2006
Image forming apparatus including controller driving image carriers
RICOH KK10 citations71
US7606521B2Oct 20, 2009
Desktop color image forming apparatus and method of making the same
RICOH KK3 citations63
US7436417B2Oct 14, 2008
Color image forming apparatus, and toner replenishing apparatus
RICOH KK2 citations63
US7406283B2Jul 29, 2008
Desktop color image forming apparatus and method of making the same
RICOH KK3 citations63
US7386259B2Jun 10, 2008
Image forming apparatus including controller driving image carriers
RICOH KK2 citations60
US7457561B2Nov 25, 2008
Color image forming apparatus, and toner replenishing apparatus
RICOH KK0 citations52
US7787787B2Aug 31, 2010
Image forming apparatus including controller driving image carriers
RICOH KK0 citations48