P

Inventor

OMATA YASUKUNI

JP31 patents
⚠️ This page may combine multiple inventors who share the name “OMATA YASUKUNI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

RICOH KK

24 patents
US6801742B1Oct 5, 2004

Method and apparatus for producing duplex prints and image forming system using the same

RICOH KK81 citations96
US7061637B2Jun 13, 2006

Method and apparatus for image forming capable of effectively collating a stack of single-/double-sided recording sheets in a desired ejection tray

RICOH KK24 citations92
US6941094B2Sep 6, 2005

Image forming apparatus receiving alternative devices, at least one of which includes an intermediary transfer member

RICOH KK18 citations92
US6728505B2Apr 27, 2004

Recording medium supporting member, recording medium conveying device for use in image forming apparatus and image forming system, and image forming method

RICOH KK21 citations92
US6643489B2Nov 4, 2003

Image forming apparatus and method

RICOH KK28 citations92
US6633733B2Oct 14, 2003

Method and apparatus for printing an appropriate image even on a special recording medium

RICOH KK49 citations92
US6584295B2Jun 24, 2003

Method and apparatus for forming an image in a duplex print mode

RICOH KK26 citations92
US6574448B2Jun 3, 2003

Image forming apparatus and method for improving image quality of double sided prints

RICOH KK24 citations92
US7224932B2May 29, 2007

Image forming apparatus including a conveyance unit for passing a recording medium

RICOH KK15 citations84
US7003251B2Feb 21, 2006

Image forming method having transfer temperature difference and apparatus for the same

RICOH KK12 citations84
US6985687B2Jan 10, 2006

Image forming apparatus and image forming system including the same

RICOH KK11 citations84
US6983117B2Jan 3, 2006

Image forming apparatus configured for double sided printing

RICOH KK12 citations84
US6741825B2May 25, 2004

Image forming apparatus and method

RICOH KK19 citations84
US6608985B2Aug 19, 2003

Image-forming apparatus and method for image recording on two sides of a medium using a positioning mark

RICOH KK18 citations84
US7020432B2Mar 28, 2006

Recording medium supporting member, recording medium conveying device for use in image forming apparatus and image forming system, and image forming method

RICOH KK6 citations74
US6898408B2May 24, 2005

Image forming apparatus operable in a duplex print mode

RICOH KK4 citations74
US6898398B2May 24, 2005

Apparatus for image forming on both sides of a recording medium and image forming method, and image carrier for the same

RICOH KK9 citations74
US7526240B2Apr 28, 2009

Image forming apparatus including a plurality of photoconductive elements developing devices and mirrors

RICOH KK2 citations63
US7418227B2Aug 26, 2008

Image forming apparatus for higher speed printing

RICOH KK5 citations63
US7295795B2Nov 13, 2007

Image forming apparatus and an impurity collecting device associated with registration rollers

RICOH KK4 citations63
US7221895B2May 22, 2007

Image forming apparatus and belt unit therefor, and image forming system

RICOH KK5 citations63
US7197269B2Mar 27, 2007

Method, system and apparatus for transferring toner images to both sides of a recording medium

RICOH KK5 citations63
US7027762B2Apr 11, 2006

Image forming apparatus operable in a duplex print mode

RICOH KK2 citations63
US7206540B2Apr 17, 2007

Image forming apparatus operable in a duplex print mode

RICOH KK0 citations52

MINOLTA CAMERA KK

6 patents

RICOH CO LTD

1 patent