Inventor · disambiguated record
Masahito Kato
Also filed as: KATO MASAHITO
43 granted patents·3 pending applications·360 citations·filing 1978–2022
97Inventor score
Top patents by PatentIndex Score
46 records- 0198US8016404B2Pretreatment liquids, ink sets, ink-jet recording apparatus, methods of recording, and recording mediaBROTHER IND LTD·Filed 2008·Granted Sep 13, 2011·62 cites·7 claims
- 0294US11372348B2Developing device, cartridge, image forming apparatusCANON KK·Filed 2020·Granted Jun 28, 2022·4 cites·40 claims
- 0394US9857730B2Developer container, developing apparatus, process cartridge, apparatus main body, and image forming apparatusCANON KK·Filed 2016·Granted Jan 2, 2018·9 cites·19 claims
- 0493US10228635B2Developer container, developing apparatus, process cartridge, apparatus main body, and image forming apparatusCANON KK·Filed 2017·Granted Mar 12, 2019·7 cites·18 claims
- 0590US7901620B2Method and device for cleaning circulation waterKOGANEI LTD·Filed 2005·Granted Mar 8, 2011·15 cites·8 claims
- 0688US5538549ARecording ink having pigment particlesBROTHER IND LTD·Filed 1995·Granted Jul 23, 1996·54 cites·11 claims
- 0783US9250567B2Developer container for detecting developer amount based on capacitance, developing apparatus, process cartridge, and image forming apparatusCANON KK·Filed 2014·Granted Feb 2, 2016·2 cites·17 claims
- 0881US7690780B2Ink for ink-jet recordingBROTHER IND LTD·Filed 2006·Granted Apr 6, 2010·4 cites·6 claims
- 0981US5938829AWater based ink and ink-jet recording methodBROTHER IND LTD·Filed 1997·Granted Aug 17, 1999·40 cites·20 claims
- 1080US7454160B2Developing apparatus including a cylindrical developer carrying member conveying a magnetic mono-component developerCANON KK·Filed 2007·Granted Nov 18, 2008·6 cites·3 claims
- 1179US10942470B2Developing apparatus, process cartridge, and image forming apparatusCANON KK·Filed 2019·Granted Mar 9, 2021·1 cites·15 claims
- 1274US8275279B2Image forming apparatus with operation of image bearing member after image formationNAITO NORIHITO·Filed 2010·Granted Sep 25, 2012·2 cites·10 claims
- 1371US8000633B2Charging member, charging device, image forming apparatus, and process cartridgeCANON KK·Filed 2009·Granted Aug 16, 2011·3 cites·9 claims
- 1470US10802419B2Method of manufacturing developer container, developer container, developing apparatus, process cartridge, and image forming apparatusCANON KK·Filed 2018·Granted Oct 13, 2020·0 cites·24 claims
- 1570US9727000B2Determining surface potential of image bearing member of image forming apparatusCANON KK·Filed 2016·Granted Aug 8, 2017·1 cites·12 claims
- 1670US7346300B2Developing apparatusCANON KK·Filed 2005·Granted Mar 18, 2008·3 cites·6 claims
- 1769US11835888B2Developing device, cartridge, image forming apparatusCANON KK·Filed 2022·Granted Dec 5, 2023·0 cites·11 claims
- 1867US7281789B2Water base ink set for ink-jet recordingBROTHER IND LTD·Filed 2004·Granted Oct 16, 2007·7 cites·38 claims
- 1966US8261292B2Information processing apparatus, method of controlling the same, program, and recording mediumKATO MASAHITO·Filed 2008·Granted Sep 4, 2012·3 cites·23 claims
- 2066US5868823AWater-based magenta ink composition and ink-jet recording process employing the sameBROTHER IND LTD·Filed 1996·Granted Feb 9, 1999·23 cites·9 claims
- 2165US7430745B2Information processing apparatus, method of controlling the same, program, and recording mediumCANON KK·Filed 2003·Granted Sep 30, 2008·9 cites·11 claims
- 2264US8104858B2Inkjet headKATO MASAHITO·Filed 2008·Granted Jan 31, 2012·2 cites·17 claims
- 2363US8220899B2Pretreatment liquids, ink cartridge assemblies, pretreated recording media, and methods of recordingKATO MASAHITO·Filed 2008·Granted Jul 17, 2012·3 cites·6 claims
- 2462US5795375AWater color ink for recording and ink-jet recording processBROTHER IND LTD·Filed 1996·Granted Aug 18, 1998·20 cites·21 claims
- 2561US2007269619A1Ink-Jet Ink-Receptive Composition, Ink Composition Set for Ink-Jet Recording, and Ink-Jet Recording MethodBROTHER IND LTD·Filed 2007·Application pending·0 cites
- 2659US5656072AInk composition process for its preparation and ink-jet recording processBROTHER IND LTD·Filed 1996·Granted Aug 12, 1997·17 cites·12 claims
- 2758US8349190B2Method and device for cleaning circulation waterKOGANEI LTD·Filed 2011·Granted Jan 8, 2013·0 cites·9 claims
- 2857US9880495B2Developer container, developing apparatus, process cartridge, and image forming apparatus for detecting an amount of developer based on a change in electric capacitanceCANON KK·Filed 2014·Granted Jan 30, 2018·0 cites·14 claims
- 2956US4206931AApparatus for fitting a cylinder head coverTOYOTA MOTOR CO LTD·Filed 1978·Granted Jun 10, 1980·12 cites·5 claims
- 3055US8615181B2Image forming apparatusNAITO NORIHITO·Filed 2012·Granted Dec 24, 2013·0 cites·28 claims
- 3155US7137693B2Ink container and ink container-sealing wrapper assemblyBROTHER IND LTD·Filed 2004·Granted Nov 21, 2006·2 cites·20 claims
- 3254US5810917AWater-based recording magenta ink composition and ink-jet recording processBROTHER IND LTD·Filed 1997·Granted Sep 22, 1998·14 cites·19 claims
- 3354US5755861AInk composition, process for its preparation, and ink-jet recording processBROTHER IND LTD·Filed 1996·Granted May 26, 1998·15 cites·14 claims
- 3454US2011175968A1Method of Ink-Jet Recording by Ejecting Ink-Jet Ink-Receptive CompositionBROTHER IND LTD·Filed 2011·Application pending·0 cites
- 3551US9989888B2Method of manufacturing developer containerCANON KK·Filed 2015·Granted Jun 5, 2018·0 cites·23 claims
- 3649US10761451B2Developing apparatus for providing developer to an image bearing member and image forming apparatus having the developing apparatusCANON KK·Filed 2019·Granted Sep 1, 2020·0 cites·10 claims
- 3747US5885336ARecording ink, ink cartridge containing the same, and ink-jet recording method based on the use of the sameBROTHER IND LTD·Filed 1997·Granted Mar 23, 1999·10 cites·20 claims
- 3846US11073781B2Image forming apparatus that suppresses occurrence of image smearing by maintaining a metal soap on a surface of a photoconductorCANON KK·Filed 2020·Granted Jul 27, 2021·0 cites·74 claims
- 3946US9857767B2Process cartridge and image forming apparatusCANON KK·Filed 2016·Granted Jan 2, 2018·0 cites·6 claims
- 4046US8565632B2Image forming apparatus for controlling a temperature of a fixing device thereinKATO MASAHITO·Filed 2011·Granted Oct 22, 2013·0 cites·16 claims
- 4145US7328989B2Water base ink set for ink-jet recordingBROTHER IND LTD·Filed 2004·Granted Feb 12, 2008·0 cites·13 claims
- 4242US5861056AWater-based magenta INK composition and ink-jet recording process employing the sameBROTHER IND LTD·Filed 1996·Granted Jan 19, 1999·8 cites·9 claims
- 4342US2021200132A1Image forming apparatusCANON KK·Filed 2020·Application pending·0 cites
- 4441US10444671B2Image forming apparatus having a developer detecting unitCANON KK·Filed 2017·Granted Oct 15, 2019·0 cites·30 claims
- 4536US9535355B2Image forming apparatusCANON KK·Filed 2016·Granted Jan 3, 2017·0 cites·13 claims
- 4631US5785744AWater-based black recording ink, and ink-jet recording process making use of the sameBROTHER IND LTD·Filed 1996·Granted Jul 28, 1998·2 cites·22 claims
Join the waitlist — get patent alerts
Get an alert when Masahito Kato files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →