Inventor
NAGASE HISAYOSHI
JP43 patents
⚠️ This page may combine multiple inventors who share the name “NAGASE HISAYOSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
KONISHIROKU PHOTO IND
31 patentsUS5608498AMar 4, 1997
Image forming apparatus in which at least an image carrying member and plural exposure means are constructed in a single body
KONISHIROKU PHOTO IND59 citations96
US5991563ANov 23, 1999
Image forming apparatus
KONISHIROKU PHOTO IND33 citations93
US5978644ANov 2, 1999
Image forming apparatus
KONISHIROKU PHOTO IND26 citations93
US5970277AOct 19, 1999
Image forming apparatus
KONISHIROKU PHOTO IND28 citations93
US5886728AMar 23, 1999
Image forming apparatus having a plurality of exposure devices which are radially arranged on a common supporting member with respect to a rotation axis of an image forming body
KONISHIROKU PHOTO IND24 citations92
US5758243AMay 26, 1998
Color image forming apparatus
KONISHIROKU PHOTO IND23 citations92
US5754210AMay 19, 1998
Optical system assembling device for an image forming apparatus
KONISHIROKU PHOTO IND44 citations92
US5752133AMay 12, 1998
Electrophotographic color image forming apparatus with image exposure means inside of photoreceptor drum
KONISHIROKU PHOTO IND31 citations92
US6782231B2Aug 24, 2004
Pressure applying device to fixing roller of image forming apparatus
KONISHIROKU PHOTO IND18 citations84
US6347200B1Feb 12, 2002
Duplex image forming apparatus
KONISHIROKU PHOTO IND14 citations84
US6205301B1Mar 20, 2001
Two-sided image forming apparatus
KONISHIROKU PHOTO IND18 citations84
US6134403AOct 17, 2000
Color image forming apparatus having developing devices located within a central angle of 180°
KONISHIROKU PHOTO IND14 citations74
US6085064AJul 4, 2000
Image forming apparatus
KONISHIROKU PHOTO IND15 citations74
US6058287AMay 2, 2000
Image forming apparatus having sheet conveyance device
KONISHIROKU PHOTO IND13 citations74
US5995797ANov 30, 1999
Image forming apparatus which conveys unfixed toner images to a fixing device in an undisturbed and stable manner so that images may be formed on both sides of a sheet
KONISHIROKU PHOTO IND11 citations74
US5930002AJul 27, 1999
Image forming apparatus having a single-body image forming drum unit
KONISHIROKU PHOTO IND10 citations74
US5905931AMay 18, 1999
Electrophotographic image forming apparatus
KONISHIROKU PHOTO IND16 citations74
US5840461ANov 24, 1998
Process for producing cylindrical substrate for image formation
KONISHIROKU PHOTO IND14 citations74
US5784666AJul 21, 1998
Color image forming apparatus
KONISHIROKU PHOTO IND14 citations74
US5729809AMar 17, 1998
Color image forming apparatus with intermediate transfer
KONISHIROKU PHOTO IND15 citations74
US5722013AFeb 24, 1998
Color image forming apparatus having a supporting member and a plurality of image exposure devices mounted inside a cylindrical image forming body
KONISHIROKU PHOTO IND12 citations74
US5640652AJun 17, 1997
Driving mechanism for color image forming apparatus
KONISHIROKU PHOTO IND7 citations74
US5615002AMar 25, 1997
Electrophotographic color image forming apparatus with a plurality of image exposing devices arranged around outer circumference of photoreceptor
KONISHIROKU PHOTO IND13 citations74
US5557394ASep 17, 1996
Color image forming apparatus having a transparent photoreceptor
KONISHIROKU PHOTO IND18 citations74
US6360063B1Mar 19, 2002
Image forming apparatus wherein writing of an image is conducted before feeding of a transfer material is started
KONISHIROKU PHOTO IND6 citations63
US6021301AFeb 1, 2000
Image forming apparatus which is equipped with an intermediate transfer body and which prevents toner from sticking to a transfer unit
KONISHIROKU PHOTO IND4 citations63
US5850247ADec 15, 1998
Image forming apparatus
KONISHIROKU PHOTO IND3 citations63
US5708934AJan 13, 1998
Color image forming apparatus with well-registrated imagewise exposure means
KONISHIROKU PHOTO IND3 citations63
US5708930AJan 13, 1998
Color image forming apparatus having a transparent image forming body
KONISHIROKU PHOTO IND4 citations63
US6584297B2Jun 24, 2003
Image fixing device and image forming apparatus equipped therewith
KONISHIROKU PHOTO IND1 citations52
US5784672AJul 21, 1998
Color image forming apparatus having integrally formed/removable image forming body and exposive device
KONISHIROKU PHOTO IND1 citations52
KONICA MINOLTA BUSINESS TECH
3 patentsUS7200345B2Apr 3, 2007
Image forming apparatus with a fixing device employing a plurality of pressing members
KONICA MINOLTA BUSINESS TECH9 citations72
US7228087B2Jun 5, 2007
Fixing unit with air blowing apparatus
KONICA MINOLTA BUSINESS TECH3 citations63
US7187900B2Mar 6, 2007
Image forming apparatus having a fixing device for fixing toner image formed on a sheet by an endless fixing belt engaged with a fixing roller
KONICA MINOLTA BUSINESS TECH5 citations63
NAGASE HISAYOSHI
3 patentsUS8175510B2May 8, 2012
Fixing device, and image forming apparatus equipped therewith
NAGASE HISAYOSHI4 citations60
US9188899B2Nov 17, 2015
Charging device, imaging cartridge and image forming apparatus having charging device
NAGASE HISAYOSHI0 citations50
US8254810B2Aug 28, 2012
Image forming apparatus
NAGASE HISAYOSHI0 citations39
KONICA MINOLTA INC
3 patentsUS11896430B2Feb 13, 2024
Portable ultrasound image diagnostic apparatus
KONICA MINOLTA INC0 citations58
US11109837B2Sep 7, 2021
Portable ultrasound image diagnostic apparatus
KONICA MINOLTA INC0 citations58
US9223243B2Dec 29, 2015
Charging device and image forming apparatus including the same
KONICA MINOLTA INC1 citations50