Inventor
HASEBE MITSUO
JP21 patents
Patents
21 patentsUS6422696B1Jul 23, 2002
Recording method and apparatus for forming an image on a powder layer uniformly distributed on an intermediate transfer member
RICOH KK95 citations97
US6623816B1Sep 23, 2003
Recording method and apparatus with an intermediate transfer medium based on transfer-type recording mechanism
RICOH KK43 citations96
US4916547AApr 10, 1990
Color image forming apparatus
RICOH KK90 citations95
US7070269B2Jul 4, 2006
Recording method and apparatus with an intermediate transfer medium based on transfer-type recording mechanism
RICOH KK35 citations92
US6837578B2Jan 4, 2005
Recording method and apparatus with an intermediate transfer medium based on transfer-type recording mechanism
RICOH KK26 citations92
US6736500B2May 18, 2004
Image forming method and apparatus that form and transfer image of liquid drops of increased viscosity
RICOH KK43 citations92
US6460973B1Oct 8, 2002
Recording method and apparatus
RICOH KK21 citations92
US5805314ASep 8, 1998
Color image forming apparatus separately correcting each color component image
RICOH KK41 citations92
US5298944AMar 29, 1994
Testing image density to control toner concentration and dynamic range in a digital copier
RICOH KK32 citations92
US5132787AJul 21, 1992
Digital color copying machine with color separation
RICOH KK23 citations92
US4578331AMar 25, 1986
Color image forming method
RICOH KK36 citations89
US7539599B2May 26, 2009
Abnormality diagnosing method, condition appraisal apparatus, image forming apparatus, management apparatus and management system
RICOH KK22 citations88
US4951160AAug 21, 1990
Image reproducing apparatus
RICOH KK20 citations81
US4183655AJan 15, 1980
Cleaning means for image transfer unit in electrophotographic copying machines
RICOH KK28 citations79
US5087968AFeb 11, 1992
Digital color copier with color separation processing
RICOH KK10 citations74
US5003382AMar 26, 1991
Digital color copying machine
RICOH KK12 citations74
US4907078AMar 6, 1990
Method for reproducing color images which are distinguishable in a document having only two colors
RICOH KK10 citations74
US4176943ADec 4, 1979
Electrophotographic apparatus
RICOH KK8 citations74
US4772918ASep 20, 1988
Current-controlled image transfer
RICOH KK18 citations73
US4149796AApr 17, 1979
Electrophotographic apparatus comprising improved bias source for magnetic brush
RICOH KK6 citations62
US4200388AApr 29, 1980
Toner density sensor for electrostatic copying machine
RICOH KK3 citations60