Inventor
TOKIMATSU HIROYUKI
JP35 patents
⚠️ This page may combine multiple inventors who share the name “TOKIMATSU HIROYUKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
KONISHIROKU PHOTO IND
27 patentsUS6057866AMay 2, 2000
Color image forming apparatus and method using color compensation
KONISHIROKU PHOTO IND33 citations93
US5666605ASep 9, 1997
Charging unit
KONISHIROKU PHOTO IND29 citations93
US6345169B1Feb 5, 2002
Fixing apparatus with heat ray generating device
KONISHIROKU PHOTO IND37 citations92
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
US6393230B1May 21, 2002
Fixing device and image forming apparatus therewith
KONISHIROKU PHOTO IND18 citations84
US5722009AFeb 24, 1998
Color image forming apparatus having a transparent image forming drum with detectors inside of the drum
KONISHIROKU PHOTO IND18 citations84
US6308039B1Oct 23, 2001
Apparatus for fixing toner images on a transfer material
KONISHIROKU PHOTO IND8 citations74
US6282399B1Aug 28, 2001
Fixing apparatus
KONISHIROKU PHOTO IND10 citations74
US6157805ADec 5, 2000
Fixing apparatus
KONISHIROKU PHOTO IND10 citations74
US6134403AOct 17, 2000
Color image forming apparatus having developing devices located within a central angle of 180°
KONISHIROKU PHOTO IND14 citations74
US6041204AMar 21, 2000
Color image forming apparatus with an organic photoconductor
KONISHIROKU PHOTO IND7 citations74
US5930002AJul 27, 1999
Image forming apparatus having a single-body image forming drum unit
KONISHIROKU PHOTO IND10 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
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
US5325637AJul 5, 1994
Developing apparatus with an improved sleeve
KONISHIROKU PHOTO IND9 citations71
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
US5697025ADec 9, 1997
Color image forming apparatus
KONISHIROKU PHOTO IND4 citations63
US6892045B2May 10, 2005
Image forming apparatus and convey control method for recycle toner
KONISHIROKU PHOTO IND5 citations58
US5784672AJul 21, 1998
Color image forming apparatus having integrally formed/removable image forming body and exposive device
KONISHIROKU PHOTO IND1 citations52
KONICA MINOLTA INC
5 patentsUS10786998B2Sep 29, 2020
Inkjet recording device having controller for bubble discharging operation
KONICA MINOLTA INC4 citations73
US9931860B2Apr 3, 2018
Inkjet printing apparatus
KONICA MINOLTA INC5 citations71
US12358300B2Jul 15, 2025
Image forming apparatus
KONICA MINOLTA INC0 citations52
US10464346B2Nov 5, 2019
Ink jet recording apparatus
KONICA MINOLTA INC0 citations40
US9498957B2Nov 22, 2016
Inkjet recording apparatus and recording head maintenance method
KONICA MINOLTA INC0 citations40
KONICA MINOLTA BUSINESS TECH
3 patentsUS8369752B2Feb 5, 2013
Image forming apparatus
KONICA MINOLTA BUSINESS TECH7 citations83
US8031358B2Oct 4, 2011
Image forming system including a plurality of image forming apparatuses
KONICA MINOLTA BUSINESS TECH0 citations52
US7817941B2Oct 19, 2010
Color image forming apparatus having developing devices with different storage capacities
KONICA MINOLTA BUSINESS TECH0 citations42