Inventor · disambiguated record
Ryota Ogura
Also filed as: OGURA RYOTA
31 granted patents·1 pending application·31 citations·filing 2011–2023
94Inventor score
Top patents by PatentIndex Score
32 records- 0195US10416595B2Image forming apparatus having a control circuit that selectively controls power to be supplied to a plurality of heat generating blocks of a heaterCANON KK·Filed 2018·Granted Sep 17, 2019·8 cites·13 claims
- 0289US10845741B2Image 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 surfaceCANON KK·Filed 2019·Granted Nov 24, 2020·2 cites·19 claims
- 0389US10649377B2Image forming apparatusCANON KK·Filed 2019·Granted May 12, 2020·2 cites·9 claims
- 0485US10747151B2Image forming apparatusCANON KK·Filed 2019·Granted Aug 18, 2020·4 cites·6 claims
- 0585US8995859B2Image forming apparatusOGURA RYOTA·Filed 2011·Granted Mar 31, 2015·6 cites·15 claims
- 0684US9405243B2Image heating apparatus and heater used in the sameCANON KK·Filed 2013·Granted Aug 2, 2016·3 cites·31 claims
- 0780US12210310B2Image forming apparatus having a connector that electrically connects a fixing unit to a circuit board having a power control circuitCANON KK·Filed 2023·Granted Jan 28, 2025·0 cites·4 claims
- 0880US12135515B2Image forming apparatusCANON KK·Filed 2023·Granted Nov 5, 2024·0 cites·8 claims
- 0980US11676394B2Processing device for conversion of imagesKOITO MFG CO LTD·Filed 2020·Granted Jun 13, 2023·1 cites·10 claims
- 1080US10416598B2Image heating apparatus and heater for use thereinCANON KK·Filed 2015·Granted Sep 17, 2019·3 cites·29 claims
- 1176US10503103B2Image heating apparatus and image forming apparatusCANON KK·Filed 2017·Granted Dec 10, 2019·1 cites·27 claims
- 1274US11768454B2Image 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 circuitsCANON KK·Filed 2022·Granted Sep 26, 2023·0 cites·4 claims
- 1374US11747757B2Image forming apparatusCANON KK·Filed 2022·Granted Sep 5, 2023·0 cites·11 claims
- 1474US2024085831A1Image heating apparatus and heater for use thereinCANON KK·Filed 2023·Application pending·0 cites
- 1572US11841656B2Image forming apparatusCANON KK·Filed 2021·Granted Dec 12, 2023·0 cites·16 claims
- 1670US11841657B2Image heating apparatus and heater for use thereinCANON KK·Filed 2022·Granted Dec 12, 2023·0 cites·6 claims
- 1770US11262677B2Image forming apparatus having a connector with multiple circuits having varying insulationCANON KK·Filed 2020·Granted Mar 1, 2022·0 cites·10 claims
- 1869US11378902B2Image heating apparatus and heater for use thereinCANON KK·Filed 2019·Granted Jul 5, 2022·0 cites·7 claims
- 1969US11294310B2Image forming apparatusCANON KK·Filed 2020·Granted Apr 5, 2022·0 cites·12 claims
- 2069US11009818B2Image heating device and heater used for image heating deviceCANON KK·Filed 2019·Granted May 18, 2021·0 cites·6 claims
- 2167US11156946B2Image forming apparatusCANON KK·Filed 2020·Granted Oct 26, 2021·0 cites·11 claims
- 2267US10996598B2Heater and fixing apparatusCANON KK·Filed 2019·Granted May 4, 2021·0 cites·19 claims
- 2366US11747756B2Heater and fixing apparatusCANON KK·Filed 2021·Granted Sep 5, 2023·0 cites·8 claims
- 2466US8913909B2Image forming apparatusCANON KK·Filed 2013·Granted Dec 16, 2014·1 cites·19 claims
- 2565US12459279B2Power supply apparatus, image forming apparatus, and power supply control methodCANON KK·Filed 2023·Granted Nov 4, 2025·0 cites·19 claims
- 2665US10585379B2Image forming apparatus that detects an abnormality in a heater based on temperatures detected by temperature detection portionsCANON KK·Filed 2018·Granted Mar 10, 2020·0 cites·15 claims
- 2763US10955778B2Image forming apparatus having plurality of temperature detection portions and a plurality of abnormality detection circuit portionsCANON KK·Filed 2020·Granted Mar 23, 2021·0 cites·22 claims
- 2860US10444681B2Image heating device and heater used for image heating deviceCANON KK·Filed 2016·Granted Oct 15, 2019·0 cites·4 claims
- 2958US10942476B2Image forming apparatus with a plurality of individually-controlled heat generating resistors having different temperature coefficients of resistanceCANON KK·Filed 2019·Granted Mar 9, 2021·0 cites·7 claims
- 3049US10983464B2Image heating device with first and second groups of conductors having different widths, and image forming apparatusCANON KK·Filed 2020·Granted Apr 20, 2021·0 cites·14 claims
- 3148US10534296B2Image heating apparatus that controls timing of switching a thyristor on and off based on whether a recording material is in a nipCANON KK·Filed 2018·Granted Jan 14, 2020·0 cites·8 claims
- 3246US10838330B2Image heating apparatus, image forming apparatus, and heaterCANON KK·Filed 2018·Granted Nov 17, 2020·0 cites·15 claims
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