Inventor
OGURA RYOTA
JP31 patents
⚠️ This page may combine multiple inventors who share the name “OGURA RYOTA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CANON KK
29 patentsUS10416595B2Sep 17, 2019
Image forming apparatus having a control circuit that selectively controls power to be supplied to a plurality of heat generating blocks of a heater
CANON KK8 citations84
US10747151B2Aug 18, 2020
Image forming apparatus
CANON KK4 citations73
US10649377B2May 12, 2020
Image forming apparatus
CANON KK2 citations73
US10416598B2Sep 17, 2019
Image heating apparatus and heater for use therein
CANON KK3 citations73
US10845741B2Nov 24, 2020
Image forming apparatus in which a first circuit for supplying power to a heater and second and third circuits electrically isolated from the first circuit are linearly disposed on a circuit board surface
CANON KK2 citations72
US9405243B2Aug 2, 2016
Image heating apparatus and heater used in the same
CANON KK3 citations72
US12135515B2Nov 5, 2024
Image forming apparatus
CANON KK0 citations62
US11841656B2Dec 12, 2023
Image forming apparatus
CANON KK0 citations62
US11747756B2Sep 5, 2023
Heater and fixing apparatus
CANON KK0 citations62
US11747757B2Sep 5, 2023
Image forming apparatus
CANON KK0 citations62
US11378902B2Jul 5, 2022
Image heating apparatus and heater for use therein
CANON KK0 citations62
US11294310B2Apr 5, 2022
Image forming apparatus
CANON KK0 citations62
US11156946B2Oct 26, 2021
Image forming apparatus
CANON KK0 citations62
US11009818B2May 18, 2021
Image heating device and heater used for image heating device
CANON KK0 citations62
US10996598B2May 4, 2021
Heater and fixing apparatus
CANON KK0 citations62
US10955778B2Mar 23, 2021
Image forming apparatus having plurality of temperature detection portions and a plurality of abnormality detection circuit portions
CANON KK0 citations62
US10503103B2Dec 10, 2019
Image heating apparatus and image forming apparatus
CANON KK1 citations62
US12210310B2Jan 28, 2025
Image forming apparatus having a connector that electrically connects a fixing unit to a circuit board having a power control circuit
CANON KK0 citations61
US11768454B2Sep 26, 2023
Image forming apparatus having a first circuit for supplying power to a heater, a second circuit electrically insulated with reinforced insulation from the first circuit, and a third circuit electrically insulated from the first and second circuits
CANON KK0 citations61
US11262677B2Mar 1, 2022
Image forming apparatus having a connector with multiple circuits having varying insulation
CANON KK0 citations61
US11841657B2Dec 12, 2023
Image heating apparatus and heater for use therein
CANON KK0 citations52
US10942476B2Mar 9, 2021
Image forming apparatus with a plurality of individually-controlled heat generating resistors having different temperature coefficients of resistance
CANON KK0 citations52
US10585379B2Mar 10, 2020
Image forming apparatus that detects an abnormality in a heater based on temperatures detected by temperature detection portions
CANON KK0 citations52
US10444681B2Oct 15, 2019
Image heating device and heater used for image heating device
CANON KK0 citations52
US12459279B2Nov 4, 2025
Power supply apparatus, image forming apparatus, and power supply control method
CANON KK0 citations51
US10983464B2Apr 20, 2021
Image heating device with first and second groups of conductors having different widths, and image forming apparatus
CANON KK0 citations51
US8913909B2Dec 16, 2014
Image forming apparatus
CANON KK1 citations51
US10838330B2Nov 17, 2020
Image heating apparatus, image forming apparatus, and heater
CANON KK0 citations41
US10534296B2Jan 14, 2020
Image heating apparatus that controls timing of switching a thyristor on and off based on whether a recording material is in a nip
CANON KK0 citations41