Inventor
MURAYAMA TATSUOMI
JP23 patents
⚠️ This page may combine multiple inventors who share the name “MURAYAMA TATSUOMI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CANON KK
20 patentsUS10990051B2Apr 27, 2021
Image forming apparatus outputting plural test toner images for use in adjusting transfer voltage
CANON KK9 citations85
US7890034B2Feb 15, 2011
Image forming apparatus
CANON KK10 citations83
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
US7769328B2Aug 3, 2010
Image forming apparatus including one or more transfer members for transferring color toner and transparent toner images
CANON KK6 citations73
US9696666B2Jul 4, 2017
Transfer apparatus having pressing member for transfer belt
CANON KK4 citations72
US8019264B2Sep 13, 2011
Image-forming apparatus having flexible sheet guide
CANON KK3 citations62
US7826772B2Nov 2, 2010
Image forming apparatus using color toner and transparent toner
CANON KK3 citations62
US12333359B2Jun 17, 2025
Information processing apparatus with automatic detection and interruption of defective image forming operations
CANON KK0 citations60
US11972314B2Apr 30, 2024
Information processing apparatus with automatic detection and interruption of defective image forming operations
CANON KK0 citations60
US11727235B2Aug 15, 2023
Information processing apparatus with automatic detection and interruption of defective image forming operations
CANON KK0 citations60
US11841660B2Dec 12, 2023
Image forming apparatus
CANON KK0 citations58
US11567440B2Jan 31, 2023
Image forming apparatus
CANON KK0 citations58
US7596345B2Sep 29, 2009
Image forming apparatus with a developer comprising at least a toner and a first external additive
CANON KK1 citations52
US10073385B2Sep 11, 2018
Image forming apparatus having deviation suppression mechanism for intermediate transfer belt
CANON KK0 citations51
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
US8909082B2Dec 9, 2014
Image forming apparatus
CANON KK0 citations41