Inventor
OMATA HARUHIKO
JP37 patents
⚠️ This page may combine multiple inventors who share the name “OMATA HARUHIKO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CANON KK
31 patentsUS6640077B2Oct 28, 2003
Image forming apparatus
CANON KK45 citations93
US6631249B2Oct 7, 2003
Image forming apparatus capable of preventing the overflow of toner on a clean blade
CANON KK23 citations92
US6529693B2Mar 4, 2003
Image forming system for controlling the amount of toner deposited on a photosensitive drum based on environmental conditions
CANON KK23 citations92
US6442356B2Aug 27, 2002
Image forming apparatus
CANON KK23 citations92
US10990051B2Apr 27, 2021
Image forming apparatus outputting plural test toner images for use in adjusting transfer voltage
CANON KK9 citations85
US7542707B2Jun 2, 2009
Image forming apparatus
CANON KK14 citations84
US7486900B2Feb 3, 2009
Image forming apparatus capable of removing toner from a toner removing member
CANON KK13 citations84
US7013105B2Mar 14, 2006
Image forming apparatus with control adjusting bias output based on recording material surface roughness
CANON KK16 citations84
US6668149B2Dec 23, 2003
Image forming apparatus
CANON KK16 citations84
US7340190B2Mar 4, 2008
Image forming apparatus
CANON KK8 citations74
US6834167B2Dec 21, 2004
Image forming apparatus that forms a toner image
CANON KK9 citations74
US6385426B1May 7, 2002
Image forming apparatus having contact area between recording material bearing member and transfer means that is less than contact area between image bearing member and recording material
CANON KK11 citations74
US6128460AOct 3, 2000
Image forming system for conveying recording material
CANON KK7 citations74
US11195068B2Dec 7, 2021
Image forming apparatus
CANON KK3 citations73
US10585376B2Mar 10, 2020
Image forming apparatus using test chart for adjusting transfer voltage
CANON KK4 citations73
US9766574B2Sep 19, 2017
Image forming apparatus
CANON KK2 citations73
US9658577B2May 23, 2017
Image forming apparatus having transfer belt rollers of specific shapes
CANON KK2 citations73
US7720423B2May 18, 2010
Image heating apparatus including a cooler and a siloxane-modified polyimide belt therefor
CANON KK3 citations63
US7720419B2May 18, 2010
Glossy image forming system and copy surface smoothing apparatus
CANON KK2 citations63
US7383011B2Jun 3, 2008
Image forming apparatus featuring a pre-smoothening mode performed prior to formation of a toner image
CANON KK4 citations63
US11509782B2Nov 22, 2022
Image forming apparatus
CANON KK0 citations62
US11308369B2Apr 19, 2022
Image forming apparatus with mode for setting transfer voltage
CANON KK1 citations62
US11277529B2Mar 15, 2022
Image forming apparatus
CANON KK1 citations62
US11249422B2Feb 15, 2022
Image forming apparatus
CANON KK1 citations62
US12386292B2Aug 12, 2025
Image forming apparatus provided with heater including heat generating members with different lengths
CANON KK0 citations52
US9239551B2Jan 19, 2016
Image forming apparatus
CANON KK0 citations52
US7324765B2Jan 29, 2008
Image forming apparatus
CANON KK0 citations52
US9927741B2Mar 27, 2018
Image forming apparatus
CANON KK1 citations50
US9760041B2Sep 12, 2017
Image forming apparatus
CANON KK1 citations50
US9417563B2Aug 16, 2016
Image forming apparatus
CANON KK0 citations41
US9389544B2Jul 12, 2016
Image forming apparatus
CANON KK0 citations41
OMATA HARUHIKO
5 patentsUS8190076B2May 29, 2012
Image forming using a transparent toner image
OMATA HARUHIKO20 citations92
US8634753B2Jan 21, 2014
Image forming apparatus operable in modes using a fixing device with/without a glossing device
OMATA HARUHIKO7 citations83
US8150280B2Apr 3, 2012
Image forming system
OMATA HARUHIKO9 citations83
US8086161B2Dec 27, 2011
Image forming apparatus which forms a toner image on a recording medium with the use of color toner and transparent toner
OMATA HARUHIKO11 citations83
US8625155B2Jan 7, 2014
Image forming system, controlling apparatus, and recording medium having program recorded therein
OMATA HARUHIKO5 citations72