Inventor · disambiguated record
Naoki Katayama
Also filed as: KATAYAMA NAOKI
60 granted patents·3 pending applications·375 citations·filing 1995–2021
98Inventor score
Files withBROTHER IND LTD42DENSO CORP10EBARA CORP4SUMITOMO RIKO CO LTD2BROTHER KOGYO KABUSHIKI KAISAH1
Top patents by PatentIndex Score
63 records- 0197US7178911B2Ink cartridgeBROTHER IND LTD·Filed 2006·Granted Feb 20, 2007·27 cites·15 claims
- 0294US9649950B2Power supply apparatusDENSO CORP·Filed 2015·Granted May 16, 2017·9 cites·10 claims
- 0394US7594714B2Inkjet printer headBROTHER IND LTD·Filed 2005·Granted Sep 29, 2009·19 cites·14 claims
- 0490US7237884B2Ink cartridgeBROTHER IND LTD·Filed 2005·Granted Jul 3, 2007·15 cites·90 claims
- 0589US6318853B1Image forming apparatus having intermediate mediumBROTHER IND LTD·Filed 1999·Granted Nov 20, 2001·63 cites·20 claims
- 0685US11456643B2Rotating electric machine, controller, vehicle system, and maintenance method of rotating electric machineDENSO CORP·Filed 2019·Granted Sep 27, 2022·2 cites·13 claims
- 0785US10875418B2Charge control apparatus and systemDENSO CORP·Filed 2019·Granted Dec 29, 2020·5 cites·13 claims
- 0885US7357494B2Ink cartridge and ink-jet printerBROTHER IND LTD·Filed 2004·Granted Apr 15, 2008·20 cites·28 claims
- 0984US7438389B2Inkjet headBROTHER IND LTD·Filed 2005·Granted Oct 21, 2008·8 cites·13 claims
- 1083US7008049B2Inkjet headBROTHER IND LTD·Filed 2005·Granted Mar 7, 2006·7 cites·13 claims
- 1180US9034935B2Urethane foam molded product and method for producing the sameTOMIYAMA KOJI·Filed 2011·Granted May 19, 2015·3 cites·13 claims
- 1280US7568783B2Inkjet headBROTHER IND LTD·Filed 2005·Granted Aug 4, 2009·6 cites·17 claims
- 1379US9859738B2Battery system controllerDENSO CORP·Filed 2013·Granted Jan 2, 2018·7 cites·16 claims
- 1479US7144104B2Inkjet recording apparatus and ink cartridgeBROTHER IND LTD·Filed 2004·Granted Dec 5, 2006·19 cites·19 claims
- 1577US7178908B2Buffer tank for ink jet printerBROTHER IND LTD·Filed 2004·Granted Feb 20, 2007·17 cites·20 claims
- 1675US9399706B2Urethane foam molded product and method for producing the sameTOKAI RUBBER IND LTD·Filed 2013·Granted Jul 26, 2016·1 cites·13 claims
- 1775US7543918B2Liquid jetting head and method for producing the sameBROTHER IND LTD·Filed 2006·Granted Jun 9, 2009·4 cites·25 claims
- 1874US7597422B2Ink-jet printer, head for ink-jet printer and flexible cable usable for the sameBROTHER IND LTD·Filed 2006·Granted Oct 6, 2009·4 cites·16 claims
- 1972US7152954B2Set of ink cartridges, ink cartridge and ink jet printerBROTHER IND LTD·Filed 2004·Granted Dec 26, 2006·11 cites·19 claims
- 2071US7513609B2Ink-jet printer head including measurement electrode for measuring capacitance with common electrodeBROTHER IND LTD·Filed 2006·Granted Apr 7, 2009·3 cites·16 claims
- 2170US7690769B2Inkjet printer head with ink-flow grooves on the wall of the common ink chamberBROTHER IND LTD·Filed 2005·Granted Apr 6, 2010·3 cites·13 claims
- 2270US7328987B2Ink cartridge and inkjet printerBROTHER IND LTD·Filed 2004·Granted Feb 12, 2008·12 cites·21 claims
- 2370US7168800B2Inkjet recording apparatus and ink cartridgeBROTHER IND LTD·Filed 2004·Granted Jan 30, 2007·12 cites·42 claims
- 2466US5648601AApparatus for analyzing air/fuel ratio sensor characteristicsTOYOTA MOTOR CO LTD·Filed 1995·Granted Jul 15, 1997·31 cites·28 claims
- 2565US7914103B2Liquid droplet jetting apparatusBROTHER IND LTD·Filed 2009·Granted Mar 29, 2011·2 cites·21 claims
- 2665US7581811B2Inkjet printerBROTHER IND LTD·Filed 2005·Granted Sep 1, 2009·2 cites·22 claims
- 2764US7553000B2Ink-jet printer, head for ink-jet printer and flexible cable usable for the sameBROTHER IND LTD·Filed 2006·Granted Jun 30, 2009·2 cites·20 claims
- 2863US6808245B2Cartridge and cartridge detecting deviceBROTHER IND LTD·Filed 2004·Granted Oct 26, 2004·9 cites·24 claims
- 2962US7185974B2Ink-jet recording apparatusBROTHER IND LTD·Filed 2004·Granted Mar 6, 2007·8 cites·17 claims
- 3061US12000905B2Power supply system for moving bodyDENSO CORP·Filed 2021·Granted Jun 4, 2024·0 cites·8 claims
- 3160US6951604B2Production method for flexible printed boardOKUNO CHEM IND CO·Filed 2003·Granted Oct 4, 2005·6 cites·18 claims
- 3258US11655931B2Heat insulating material and manufacturing method thereofSUMITOMO RIKO CO LTD·Filed 2021·Granted May 23, 2023·0 cites·12 claims
- 3357US7080898B2Ink cartridge and ink jet recording apparatusBROTHER IND LTD·Filed 2004·Granted Jul 25, 2006·6 cites·22 claims
- 3456USD925449SMotorEBARA CORP·Filed 2019·Granted Jul 20, 2021·6 cites·1 claims
- 3556US7284846B2Ink injection system and ink cartridge for use in the sameBROTHER IND LTD·Filed 2004·Granted Oct 23, 2007·6 cites·17 claims
- 3654US12388133B2Thermal insulation material for battery pack and battery packSUMITOMO RIKO CO LTD·Filed 2021·Granted Aug 12, 2025·0 cites·14 claims
- 3754US10886869B2Control apparatus and vehicle drive systemDENSO CORP·Filed 2019·Granted Jan 5, 2021·0 cites·14 claims
- 3853US11926272B2Power supply system for mobile objectDENSO CORP·Filed 2021·Granted Mar 12, 2024·0 cites·12 claims
- 3952USD924800SMotorEBARA CORP·Filed 2019·Granted Jul 13, 2021·5 cites·1 claims
- 4052US7798623B2Ink cartridge and ink-jet printerBROTHER IND LTD·Filed 2007·Granted Sep 21, 2010·0 cites·9 claims
- 4149US7300144B2Ink cartridgeBROTHER IND LTD·Filed 2006·Granted Nov 27, 2007·0 cites·17 claims
- 4248USD906256SMotorEBARA CORP·Filed 2019·Granted Dec 29, 2020·4 cites·1 claims
- 4348US7926920B2Liquid discharging head and method for producing the liquid discharging headBROTHER IND LTD·Filed 2007·Granted Apr 19, 2011·0 cites·8 claims
- 4447US10406909B2Control device for internal combustion engineDENSO CORP·Filed 2016·Granted Sep 10, 2019·0 cites·11 claims
- 4547US7419233B2Ink-jet recording apparatus and ink cartridge setBROTHER IND LTD·Filed 2004·Granted Sep 2, 2008·3 cites·19 claims
- 4647US7252358B2Recording apparatusBROTHER IND LTD·Filed 2004·Granted Aug 7, 2007·3 cites·15 claims
- 4747US2005067085A1Synthetic resin part, synthetic resin assembly and method for manufacturing the sameBROTHER IND LTD·Filed 2004·Application pending·0 cites
- 4846US7780263B2Head for liquid discharging apparatusBROTHER IND LTD·Filed 2007·Granted Aug 24, 2010·0 cites·10 claims
- 4945US9273603B2Vehicle-mounted power supply systemDENSO CORP·Filed 2014·Granted Mar 1, 2016·0 cites·6 claims
- 5045US7926918B2Method for driving head for liquid-droplet jetting apparatus, and head for liquid-droplet jetting apparatusBROTHER IND LTD·Filed 2007·Granted Apr 19, 2011·0 cites·9 claims
Showing the top 50 of 63 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →