Inventor
OHNO MASARU
JP26 patents
⚠️ This page may combine multiple inventors who share the name “OHNO MASARU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CANON KK
22 patentsUS9817342B2Nov 14, 2017
Image forming apparatus using stretch member and contact member to maintain potential with a current flowing to intermediate transer belt
CANON KK4 citations84
US9417568B2Aug 16, 2016
Image forming apparatus using stretch member and contact member to maintain potential with a current flowing to intermediate transfer belt
CANON KK6 citations84
US9158238B2Oct 13, 2015
Image forming apparatus using stretch member and contact member to maintain potential with current flowing from current supply member to intermediate transfer belt
CANON KK10 citations84
US9002227B2Apr 7, 2015
Image forming apparatus
CANON KK8 citations84
US10180643B2Jan 15, 2019
Image forming apparatus having intermediate transfer belt, secondary transfer member that contacts outer surface of intermediate transfer belt, opposed member opposed to secondary transfer member via intermediate transfer belt, contact member that contacts inner surface of intermediate transfer belt, and constant-voltage element through which opposed member and contact member are grounded
CANON KK1 citations73
US10078297B2Sep 18, 2018
Image forming apparatus
CANON KK5 citations73
US9454108B2Sep 27, 2016
Image forming apparatus
CANON KK2 citations63
US9063497B2Jun 23, 2015
Image forming apparatus having a power supply common to primary transfer and secondary transfer
CANON KK3 citations63
US9046861B2Jun 2, 2015
Image-forming apparatus
CANON KK3 citations63
US8909111B2Dec 9, 2014
Image forming apparatus
CANON KK3 citations63
US10627749B2Apr 21, 2020
Image forming apparatus having transfer power source that applies voltage to secondary transfer member to perform secondary transfer of toner images from electrically conductive intermediate transfer belt to recording materials, toner images on image carrier primarily transferred to belt by transfer power source and contact member in which an electric potential is formed by constant-voltage element, transfer power source and auxiliary power source
CANON KK0 citations52
US9494894B2Nov 15, 2016
Image forming apparatus
CANON KK1 citations52
US9256187B2Feb 9, 2016
Image forming apparatus using two power supply units to control transfer current
CANON KK0 citations52
US9250576B2Feb 2, 2016
Image forming apparatus
CANON KK0 citations52
US9176436B2Nov 3, 2015
Image forming apparatus with a brush member configured to charge untransferred developer material
CANON KK1 citations52
US10459361B2Oct 29, 2019
Image forming apparatus with voltage adjustment member
CANON KK0 citations51
US9519238B2Dec 13, 2016
Image forming apparatus with photoconductor drum preservation
CANON KK0 citations42
US9507295B2Nov 29, 2016
Image forming apparatus
CANON KK0 citations42
US9395655B2Jul 19, 2016
Image forming apparatus
CANON KK0 citations42
US9081354B2Jul 14, 2015
Image forming apparatus
CANON KK0 citations42
US10216119B2Feb 26, 2019
Image forming apparatus with adjustment of potential for secondary transfer
CANON KK0 citations41
US10120322B2Nov 6, 2018
Image forming apparatus
CANON KK0 citations40