Inventor · disambiguated record
Yasuharu Chiyoda
Also filed as: CHIYODA YASUHARU
27 granted patents·11 pending applications·127 citations·filing 2008–2025
95Inventor score
Top patents by PatentIndex Score
38 records- 0196US10241433B2Image forming apparatus that controls a fixing condition of a fixing portion based on a shape of a sheet to be used in image formationCANON KK·Filed 2018·Granted Mar 26, 2019·12 cites·9 claims
- 0296US8306446B2Image forming apparatus for cooling a pressing member pressing against an image heating member and forming a nip therebetweenITO YOSHIKUNI·Filed 2010·Granted Nov 6, 2012·31 cites·15 claims
- 0394US8145086B2Image forming apparatusCHIYODA YASUHARU·Filed 2008·Granted Mar 27, 2012·22 cites·8 claims
- 0493US9261825B2Image heating apparatus having moving mechanism configured to move a rubbing rotatable member configured to rub a surface of a rotatable member, relative to the rotatable memberCANON KK·Filed 2014·Granted Feb 16, 2016·8 cites·12 claims
- 0593US9075355B2Image heating apparatusCANON KK·Filed 2014·Granted Jul 7, 2015·9 cites·23 claims
- 0692US10691053B2Image forming apparatusCANON KK·Filed 2019·Granted Jun 23, 2020·5 cites·13 claims
- 0791US10915047B2Image forming apparatus having a testing mode in which a temperature difference between a center part and an end part of a fixing unit rotary member is changedCANON KK·Filed 2020·Granted Feb 9, 2021·3 cites·8 claims
- 0889US10303099B2Image forming apparatus configured to execute a calibration process for a fixing deviceCANON KK·Filed 2017·Granted May 28, 2019·3 cites·22 claims
- 0989US9304462B2Image forming apparatusCANON KK·Filed 2015·Granted Apr 5, 2016·4 cites·22 claims
- 1089US8873986B2Image heating apparatusCANON KK·Filed 2012·Granted Oct 28, 2014·5 cites·13 claims
- 1186US10185265B2Image forming apparatus that permits or prohibits a calibration process depending on a type of a mounted fixing deviceCANON KK·Filed 2018·Granted Jan 22, 2019·2 cites·18 claims
- 1286US9298140B2Controlling apparatus, image heating apparatus and image forming apparatusCANON KK·Filed 2014·Granted Mar 29, 2016·3 cites·18 claims
- 1385US8655252B2Image control deviceCHIYODA YASUHARU·Filed 2011·Granted Feb 18, 2014·4 cites·6 claims
- 1483US8395090B2Image heating apparatus having a fixing member and first and second external heating members or rollers contacting an external surface of the fixing member at different positionsCHIYODA YASUHARU·Filed 2010·Granted Mar 12, 2013·7 cites·20 claims
- 1581US2025264841A1Charge eliminating apparatus, image forming apparatus, and charge adjusting apparatusCANON KK·Filed 2025·Application pending·0 cites
- 1679US10578999B2Image forming apparatus and image forming systemCANON KK·Filed 2019·Granted Mar 3, 2020·1 cites·18 claims
- 1776US12321123B2Charge eliminating apparatus, image forming apparatus, and charge adjusting apparatusCANON KK·Filed 2024·Granted Jun 3, 2025·0 cites·20 claims
- 1876US10031473B2Image forming apparatus and image forming system having a controller that controls a rubbing treatment for a fixing roller of a replaceable fixing portionCANON KK·Filed 2016·Granted Jul 24, 2018·1 cites·32 claims
- 1976US9684271B2Controlling apparatus, image heating apparatus and image forming apparatusCANON KK·Filed 2016·Granted Jun 20, 2017·1 cites·8 claims
- 2075US10025248B2Image forming apparatus having a selecting portion for selecting an execution order of a number of fixing operationsCANON KK·Filed 2016·Granted Jul 17, 2018·1 cites·25 claims
- 2175US10021261B2Image forming apparatusCANON KK·Filed 2016·Granted Jul 10, 2018·2 cites·23 claims
- 2275US8600286B2Curling mechanism and image forming apparatusCHIYODA YASUHARU·Filed 2011·Granted Dec 3, 2013·2 cites·7 claims
- 2373US9989911B2Image forming apparatus, image forming system and fixing deviceCANON KK·Filed 2016·Granted Jun 5, 2018·1 cites·47 claims
- 2473US2025306510A1Fixing unitCANON KK·Filed 2025·Application pending·0 cites
- 2570US2025251691A1Charge-eliminating apparatus, image forming system and charge adjusting apparatusCANON KK·Filed 2025·Application pending·0 cites
- 2662US12105454B2Fixing deviceCANON KK·Filed 2023·Granted Oct 1, 2024·0 cites·8 claims
- 2762US2018307168A1Image forming apparatusCANON KK·Filed 2018·Application pending·0 cites
- 2862US2018321634A1Image forming apparatus and image forming system having a controller that controls a rubbing treatment for a fixing roller of a replaceable fixing portionCANON KK·Filed 2018·Application pending·0 cites
- 2961US2025197144A1Charge-eliminating apparatus, image forming system, and charge adjusting apparatusCANON KK·Filed 2024·Application pending·0 cites
- 3061US2025199449A1Charge-eliminating apparatus, image forming system and charge adjusting apparatusCANON KK·Filed 2024·Application pending·0 cites
- 3159US10831140B2Image forming apparatus with display of stacking method in which envelope is stacked so as to fix image on flap-formed side or address print sideCANON KK·Filed 2019·Granted Nov 10, 2020·0 cites·10 claims
- 3257US2024255886A1Charge-eliminating device and image forming systemCANON KK·Filed 2024·Application pending·0 cites
- 3356US12066774B2Fixing apparatusCANON KK·Filed 2023·Granted Aug 20, 2024·0 cites·7 claims
- 3456US2025199450A1Charge-eliminating apparatus, image forming systemCANON KK·Filed 2024·Application pending·0 cites
- 3550US10649391B2Image forming apparatusCANON KK·Filed 2019·Granted May 12, 2020·0 cites·16 claims
- 3644US9952544B2Image forming apparatus and control device thereforCANON KK·Filed 2016·Granted Apr 24, 2018·0 cites·15 claims
- 3739US2013051826A1Image Heating ApparatusCHIYODA YASUHARU·Filed 2012·Application pending·0 cites
- 3837US2017185012A1Image forming apparatusCANON KK·Filed 2016·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →