Inventor · disambiguated record
Kenji Takagi
Also filed as: TAKAGI KENJI
53 granted patents·33 pending applications·321 citations·filing 1974–2025
98Inventor score
Files withCANON KK29MATSUSHITA ELECTRIC INDUSTRIAL CO LTD9DAIWA CAN CO LTD8MURATA MANUFACTURING CO5PANASONIC CORP5
Top patents by PatentIndex Score
86 records- 0196US7865102B2Image fixing apparatusCANON KK·Filed 2009·Granted Jan 4, 2011·21 cites·6 claims
- 0296US7599637B2Image fixing apparatusCANON KK·Filed 2008·Granted Oct 6, 2009·23 cites·6 claims
- 0391US7941063B2Image forming apparatus with loop controlCANON KK·Filed 2009·Granted May 10, 2011·13 cites·4 claims
- 0489US9589729B2Multilayer ceramic capacitorMURATA MANUFACTURING CO·Filed 2015·Granted Mar 7, 2017·4 cites·16 claims
- 0589US8750749B2Cleaning unit and image forming apparatusSUZUKI AKIMICHI·Filed 2012·Granted Jun 10, 2014·6 cites·9 claims
- 0689US8229338B2Image fixing apparatusNANATAKI HIDEO·Filed 2010·Granted Jul 24, 2012·9 cites·9 claims
- 0786US4655348AMagnetic recording disc-jacket assemblyMITSUBISHI PLASTICS IND·Filed 1984·Granted Apr 7, 1987·29 cites·5 claims
- 0884US10514636B2Image heating apparatus and image forming apparatus that correct an amount of current supplied to a plurality of heat generating resistors using detected temperaturesCANON KK·Filed 2018·Granted Dec 24, 2019·2 cites·16 claims
- 0984US7664458B2Wireless communication system that performs diversity combining of radio signals from mobile terminal received through plurality of relay stationsPANASONIC CORP·Filed 2005·Granted Feb 16, 2010·14 cites·12 claims
- 1082US10303095B2Image forming apparatus that acquires a temperature of a heater in a region in which a heat generation member is formed based on a detected resistance of the heat generation memberCANON KK·Filed 2016·Granted May 28, 2019·6 cites·14 claims
- 1182US8977176B2Fixing apparatus provided with cleaning unit using cleaning fabricSHIMIZU YUSUKE·Filed 2011·Granted Mar 10, 2015·3 cites·4 claims
- 1282US4075127ACatalyst for production of α,β-unsaturated carboxylic acidsMITSUBISHI PETROCHEMICAL CO·Filed 1976·Granted Feb 21, 1978·15 cites·7 claims
- 1381US6690950B2Data recording system for storing as data the contents of telephone calls made by internal telephones and by mobile telephones having memory card data storage functionMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2001·Granted Feb 10, 2004·35 cites·17 claims
- 1479US12459285B2Booklet production apparatus and image forming systemCANON KK·Filed 2024·Granted Nov 4, 2025·0 cites·9 claims
- 1579US11221586B2Image forming apparatusCANON KK·Filed 2020·Granted Jan 11, 2022·1 cites·8 claims
- 1678US2025360742A1Laminate, card, and housingSONY GROUP CORP·Filed 2025·Application pending·0 cites
- 1774US9244395B2Image forming apparatus to control sheet conveyance speedCANON KK·Filed 2014·Granted Jan 26, 2016·2 cites·13 claims
- 1871US7751820B2Handoff method comprising network control apparatus that receives data packets from both the core network and the other network control apparatus wherein said received data packets will be transformed into wireless dataPANASONIC CORP·Filed 2005·Granted Jul 6, 2010·5 cites·5 claims
- 1971US4065362APurification of organic isocyanatesSUMITOMO BAYER URETHANE CO·Filed 1975·Granted Dec 27, 1977·9 cites·21 claims
- 2071US2025244703A1Booklet manufacturing apparatus, booklet manufacturing system, control method, and mediumCANON KK·Filed 2025·Application pending·0 cites
- 2170US12443134B2Booklet forming device and image forming apparatusCANON KK·Filed 2024·Granted Oct 14, 2025·0 cites·20 claims
- 2270US12403711B2Laminate, card, and housingSONY GROUP CORP·Filed 2021·Granted Sep 2, 2025·0 cites·16 claims
- 2370US9042082B2Multilayer ceramic capacitorMURATA MANUFACTURING CO·Filed 2014·Granted May 26, 2015·1 cites·8 claims
- 2468US12508831B2Booklet creating apparatus and image forming systemCANON KK·Filed 2024·Granted Dec 30, 2025·0 cites·10 claims
- 2566US5404603AOscillating bedNISHIKAWA SANGYO CO LTD·Filed 1993·Granted Apr 11, 1995·51 cites·3 claims
- 2663US12420988B2Cap and method for manufacturing capDAIWA CAN CO LTD·Filed 2023·Granted Sep 23, 2025·0 cites·10 claims
- 2763US10866547B2Heater having a glass layer provided on an opposite surface of a substrate from a surface on which a heating element is provided, image heating apparatus mounted with the same, and image forming apparatusCANON KK·Filed 2019·Granted Dec 15, 2020·0 cites·16 claims
- 2863US2025093808A1Image forming systemCANON KK·Filed 2024·Application pending·0 cites
- 2962US2025367958A1Recording body and articleSONY GROUP CORP·Filed 2023·Application pending·0 cites
- 3061US9618883B2Image forming apparatus to control rotational speed of a rollerCANON KK·Filed 2016·Granted Apr 11, 2017·0 cites·9 claims
- 3161US2025367906A1Recording medium and laminateSONY GROUP CORP·Filed 2023·Application pending·0 cites
- 3260US2025021039A1Sheet thermocompression apparatus and multifunction deviceCANON KK·Filed 2024·Application pending·0 cites
- 3359US11964806B2CapDAIWA CAN CO LTD·Filed 2022·Granted Apr 23, 2024·0 cites·14 claims
- 3459US11667142B2Reversible recording medium and exterior memberSONY CORP·Filed 2018·Granted Jun 6, 2023·0 cites·11 claims
- 3559US2023350330A1Image forming apparatusCANON KK·Filed 2023·Application pending·0 cites
- 3658US2016103405A1Image forming apparatusCANON KK·Filed 2015·Application pending·0 cites
- 3757US11034114B2Manufacturing method of cap and manufacturing apparatus of capDAIWA CAN CO LTD·Filed 2019·Granted Jun 15, 2021·0 cites·3 claims
- 3857US4511784AMethod for welding by magnetically driven arcNIPPON KOKAN KOJI KK·Filed 1983·Granted Apr 16, 1985·15 cites·9 claims
- 3956US10768560B2Image forming apparatus and image forming methodCANON KK·Filed 2019·Granted Sep 8, 2020·0 cites·16 claims
- 4056US2023406576A1CapDAIWA CAN CO LTD·Filed 2023·Application pending·0 cites
- 4155US12044997B2Image forming apparatusCANON KK·Filed 2021·Granted Jul 23, 2024·0 cites·17 claims
- 4255US11841653B2Image forming apparatusCANON KK·Filed 2021·Granted Dec 12, 2023·0 cites·30 claims
- 4355US2025042191A1Recording medium and laminateSONY GROUP CORP·Filed 2022·Application pending·0 cites
- 4455US2025026140A1Sheet thermocompression apparatus and post-processing apparatusCANON KK·Filed 2024·Application pending·0 cites
- 4555US2025053129A1Image forming apparatusCANON KK·Filed 2024·Application pending·0 cites
- 4654US10037851B2Multilayer ceramic capacitorMURATA MANUFACTURING CO·Filed 2017·Granted Jul 31, 2018·0 cites·12 claims
- 4754US2025042192A1Booklet manufacturing apparatus that manufactures booklet by adhering plurality of sheetsCANON KK·Filed 2024·Application pending·0 cites
- 4853US11834228B2CapDAIWA CAN CO LTD·Filed 2021·Granted Dec 5, 2023·0 cites·5 claims
- 4953US10203637B2Fixing apparatus having a restrictive guide memberCANON KK·Filed 2018·Granted Feb 12, 2019·0 cites·5 claims
- 5053US9460852B2Laminated ceramic capacitorMURATA MANUFACTURING CO·Filed 2014·Granted Oct 4, 2016·0 cites·5 claims
Showing the top 50 of 86 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →