Inventor
TSURUYA TAKAAKI
JP46 patents
⚠️ This page may combine multiple inventors who share the name “TSURUYA TAKAAKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CANON KK
42 patentsUS6226469B1May 1, 2001
System for reducing toner scattering
CANON KK18 citations93
US6175702B1Jan 16, 2001
Color image forming apparatus which prevents the scatter of color characters and lines
CANON KK29 citations93
US6097919AAug 1, 2000
Image forming apparatus
CANON KK37 citations93
US6088567AJul 11, 2000
Image forming device with different fixing speeds
CANON KK38 citations93
US5946538AAug 31, 1999
Image forming apparatus
CANON KK28 citations93
US5899610AMay 4, 1999
Image bearing belt and image forming apparatus using same
CANON KK32 citations93
US5809387ASep 15, 1998
Image forming apparatus employing an intermediary transfer member
CANON KK39 citations93
US5666588ASep 9, 1997
Image forming apparatus for performing image density control
CANON KK21 citations93
US6952548B2Oct 4, 2005
Charging apparatus with auxiliary member and image forming apparatus having the charging apparatus
CANON KK15 citations84
US6947699B2Sep 20, 2005
Image heating apparatus with projection extending in longitudinal direction of supporting member
CANON KK19 citations84
US6775489B2Aug 10, 2004
Image forming apparatus capable of detecting density of toner image
CANON KK14 citations84
US6556806B2Apr 29, 2003
Image heating apparatus with heating member facing image when formed on one side and backup member arranged at or above the height of the heating member, and image forming apparatus containing same
CANON KK13 citations84
US6308019B1Oct 23, 2001
Image forming apparatus having different operating values for first and second side image formation
CANON KK17 citations84
US5953572ASep 14, 1999
Image forming apparatus having intermediary transfer member
CANON KK17 citations84
US6385409B2May 7, 2002
System for reducing toner scattering
CANON KK12 citations74
US6151476ANov 21, 2000
Dual mode image forming apparatus
CANON KK14 citations74
US5991567ANov 23, 1999
Image forming apparatus with intermediate transfer member cleaning
CANON KK7 citations74
US10452012B2Oct 22, 2019
Cylindrical fixing member, fixing device and image forming apparatus
CANON KK3 citations73
US9977381B2May 22, 2018
Fixing device for fixing an image on a recording material and having a spacer between a projection of a nip plate and portions of a supporting member
CANON KK3 citations73
US9075352B2Jul 7, 2015
Image forming apparatus including removal unit for removing developer
CANON KK6 citations73
US8841587B2Sep 23, 2014
Image heating apparatus and heater used in the apparatus
CANON KK4 citations73
US9195176B2Nov 24, 2015
Image forming apparatus
CANON KK5 citations71
US9052644B2Jun 9, 2015
Image forming apparatus
CANON KK5 citations71
US12455523B2Oct 28, 2025
Fixing rotating member, fixing device, electrophotographic image forming apparatus, and method for manufacturing fixing rotating member
CANON KK1 citations63
US12313993B2May 27, 2025
Fixing rotating member, fixing device with fixing rotating member electrophotographic image forming device with fixing rotating member, and method of producing fixing rotating member
CANON KK1 citations63
US6608289B2Aug 19, 2003
Heating apparatus and image forming apparatus
CANON KK6 citations63
US6101286AAug 8, 2000
Image processing apparatus and method having improved color-boundary mixing
CANON KK5 citations63
US12547105B2Feb 10, 2026
Fixing device having conductive layer configured to minimize damage to fixing device
CANON KK0 citations52
US12493256B2Dec 9, 2025
Fixing rotating member and fixing apparatus, and electrophotographic image forming apparatus
CANON KK0 citations52
US12393144B2Aug 19, 2025
Fixing unit and image forming apparatus
CANON KK0 citations52
US12044997B2Jul 23, 2024
Image forming apparatus
CANON KK0 citations52
US11429044B2Aug 30, 2022
Fixing apparatus and image forming apparatus
CANON KK0 citations52
US10353327B2Jul 16, 2019
Fixing device for fixing an image on a recording material and having a nip plate with a projection that projects towards a roller
CANON KK0 citations52
US9389532B2Jul 12, 2016
Color-image forming apparatus
CANON KK0 citations52
US7020422B2Mar 28, 2006
Transferring roller, transfer device, and image forming apparatus
CANON KK0 citations52
US12455524B2Oct 28, 2025
Fixing rotating member, fixing apparatus, and electrophotographic image forming apparatus
CANON KK0 citations51
US12372906B2Jul 29, 2025
Fixing member and fixing unit
CANON KK0 citations51
US12332593B2Jun 17, 2025
Fixing unit and image forming apparatus
CANON KK0 citations50
US12321118B2Jun 3, 2025
Fixing member and fixing unit
CANON KK0 citations50
US11809105B2Nov 7, 2023
Fixing apparatus
CANON KK0 citations50
US10877408B2Dec 29, 2020
Electromagnetic induction image heating apparatus having a current monitoring sensor
CANON KK0 citations42
US7129966B2Oct 31, 2006
Multi-beam image forming apparatus with overlapped scanning
CANON KK0 citations42