Inventor · disambiguated record
Yoshiaki Sakamoto
Also filed as: SAKAMOTO YOSHIAKI
47 granted patents·15 pending applications·594 citations·filing 1982–2025
98Inventor score
Files withFUJI PHOTO FILM CO LTD26FUJITSU LTD12FUJIFILM CORP6SAMSUNG DISPLAY CO LTD5RIC COMPANY LTD4
Top patents by PatentIndex Score
62 records- 0199US7368868B2Active matrix organic EL display panelFUJIFILM CORP·Filed 2005·Granted May 6, 2008·147 cites·7 claims
- 0295US4935809AColor film analyzing method and apparatusFUJI PHOTO FILM CO LTD·Filed 1989·Granted Jun 19, 1990·56 cites·35 claims
- 0390US7095172B2Organic electro luminescence display and its manufacture methodFUJITSU LTD·Filed 2005·Granted Aug 22, 2006·15 cites·5 claims
- 0482US6824254B2Multi-nozzle ink jet head and manufacturing method thereofFUJI PHOTO FILM CO LTD·Filed 2002·Granted Nov 30, 2004·19 cites·9 claims
- 0581US6350019B1Ink jet head and ink jet printerFUJITSU LTD·Filed 2000·Granted Feb 26, 2002·23 cites·14 claims
- 0679US6796638B2Multi-nozzle ink jet headFUJI PHOTO FILM CO LTD·Filed 2002·Granted Sep 28, 2004·15 cites·5 claims
- 0775US8093805B2Vapor deposition mask, organic electroluminescent display device, and manufacturing method thereforSAKAMOTO YOSHIAKI·Filed 2006·Granted Jan 10, 2012·6 cites·10 claims
- 0875US6978543B2Method of manufacturing an ink jet head having a plurality of nozzlesFUJI PHOTO FILM CO LTD·Filed 2003·Granted Dec 27, 2005·13 cites·3 claims
- 0974US7134172B2Method of manufacturing a multi-nozzle ink jet headFUJI PHOTO FILM CO LTD·Filed 2005·Granted Nov 14, 2006·3 cites·3 claims
- 1073US7531957B2Display apparatus and manufacturing method thereforFUJIFILM CORP·Filed 2003·Granted May 12, 2009·17 cites·21 claims
- 1173US6682180B2Ink jet head and printing apparatusFUJITSU LTD·Filed 2002·Granted Jan 27, 2004·15 cites·23 claims
- 1272US7517061B2Multi-nozzle ink jet head and manufacturing method thereofFUJI PHOTO FILM CO LTD·Filed 2005·Granted Apr 14, 2009·2 cites·9 claims
- 1372US4991004AFilm previewer which simultaneously displays a 110 and a 135 frameFUJI PHOTO FILM CO LTD·Filed 1989·Granted Feb 5, 1991·26 cites·8 claims
- 1471US6637870B2Ink jet head, method of manufacturing ink jet head, and printerFUJITSU LTD·Filed 2002·Granted Oct 28, 2003·11 cites·4 claims
- 1570US6719410B2Ink jet head and manufacturing method thereofFUJISTU LTD·Filed 2002·Granted Apr 13, 2004·12 cites·7 claims
- 1669US5881326AShutter apparatus and camera apparatusRIC COMPANY LTD·Filed 1997·Granted Mar 9, 1999·11 cites·11 claims
- 1767US5686809ACombination solar and external battery powered camera battery chargerFUJI PHOTO FILM CO LTD·Filed 1996·Granted Nov 11, 1997·54 cites·20 claims
- 1861US7709804B2Radiation detectorFUJIFILM CORP·Filed 2008·Granted May 4, 2010·3 cites·7 claims
- 1961US6008720APortable timer alarm device with ear attachmentHONDA TSUSHIN KOGYO CO LTD·Filed 1996·Granted Dec 28, 1999·33 cites·17 claims
- 2061US2024188333A1Display deviceSAMSUNG DISPLAY CO LTD·Filed 2023·Application pending·0 cites
- 2157US2025228049A1Display apparatus and method of manufacturing the sameSAMSUNG DISPLAY CO LTD·Filed 2025·Application pending·0 cites
- 2256US6672713B2Ink-jet recording head and method of producing the sameFUJITSU LTD·Filed 2002·Granted Jan 6, 2004·6 cites·9 claims
- 2355US2023268463A1Display device and method of fabricating the sameSAMSUNG DISPLAY CO LTD·Filed 2022·Application pending·0 cites
- 2455US2024034064A1Inkjet head and inkjet printing apparatus including the sameSAMSUNG DISPLAY CO LTD·Filed 2023·Application pending·0 cites
- 2554US7935433B2Organic EL element, organic EL display apparatus, method for manufacturing organic EL element, and apparatus for manufacturing organic EL elementFUJIFILM CORP·Filed 2003·Granted May 3, 2011·4 cites·17 claims
- 2654US7743477B2Method of manufacturing a multi-nozzle ink jet headFUJI PHOTO FILM CO LTD·Filed 2008·Granted Jun 29, 2010·0 cites·3 claims
- 2754US6523942B2Inkjet head having plural ink supply channels between ink chambers and each pressure chamberFUJITSU LTD·Filed 1999·Granted Feb 25, 2003·14 cites·6 claims
- 2853US6921159B2Multi-nozzle ink jet head and manufacturing method thereofFUJI PHOTO FILM CO LTD·Filed 2002·Granted Jul 26, 2005·4 cites·12 claims
- 2952US7607764B2Multi-nozzle ink jet head and manufacturing method thereofFUJI PHOTO FILM CO LTD·Filed 2007·Granted Oct 27, 2009·0 cites·4 claims
- 3051US7611232B2Multi-nozzle ink jet headFUJI PHOTO FILM CO LTD·Filed 2006·Granted Nov 3, 2009·0 cites·2 claims
- 3151US6988792B2Multi-nozzle ink jet headFUJI PHOTO FILM CO LTD·Filed 2004·Granted Jan 24, 2006·3 cites·2 claims
- 3251US2010053038A1Color display and method for producing the sameFUJIFILM CORP·Filed 2009·Application pending·0 cites
- 3351US2010053043A1Color display and method for producing the sameFUJIFILM CORP·Filed 2009·Application pending·0 cites
- 3450US6715861B2Ink jet head and printing apparatusFUJITSU LTD·Filed 2002·Granted Apr 6, 2004·4 cites·18 claims
- 3550US4940951APhase lock recovery apparatus for phase locked loop circuitTOSHIBA KK·Filed 1989·Granted Jul 10, 1990·15 cites·4 claims
- 3649US7168793B2Multi-nozzle ink jet headFUJI PHOTO FILM CO LTD·Filed 2005·Granted Jan 30, 2007·0 cites·2 claims
- 3749US7159971B2Multi-nozzle ink jet headFUJI PHOTO FILM CO LTD·Filed 2005·Granted Jan 9, 2007·0 cites·2 claims
- 3849US7018024B2Multi-nozzle ink jet headFUJI PHOTO FILM CO LTD·Filed 2004·Granted Mar 28, 2006·2 cites·19 claims
- 3948US7425058B2Multi-nozzle ink jet head and manufacturing method thereofFUJI PHOTO FILM CO LTD·Filed 2005·Granted Sep 16, 2008·0 cites·1 claims
- 4048US6902263B2Multi-nozzle ink jet headFUJI PHOTO FILM CO LTD·Filed 2004·Granted Jun 7, 2005·2 cites·4 claims
- 4148US6623110B2Ink jet recording head and production methods therefor and printer apparatus therewithFUJITSU LTD·Filed 2001·Granted Sep 23, 2003·3 cites·52 claims
- 4248US2006290643A1Organic electroluminscent display deviceFUJI PHOTO FILM CO LTD·Filed 2006·Application pending·0 cites
- 4347US4981763AElectrochemical single battery and method for producing the sameMITSUBISHI ELECTRIC CORP·Filed 1989·Granted Jan 1, 1991·7 cites·3 claims
- 4447US2005166842A1Vapor deposition mask and organic EL display device manufacturing methodFUJITSU LTD·Filed 2004·Application pending·0 cites
- 4546US7562994B2Lighting apparatus and a display apparatus therewithFUJI PHOTO FILM CO LTD·Filed 2005·Granted Jul 21, 2009·0 cites·15 claims
- 4646US4436831ACalcined member for arc-extinguishing chambersMITSUBISHI ELECTRIC CORP·Filed 1982·Granted Mar 13, 1984·8 cites·10 claims
- 4745US2007290603A1Display ApparatusFUJI PHOTO FILM CO LTD·Filed 2005·Application pending·0 cites
- 4844US9054342B2Apparatus and method for etching organic layerSAMSUNG DISPLAY CO LTD·Filed 2013·Granted Jun 9, 2015·0 cites·10 claims
- 4944US6877843B2Multi-nozzle ink jet head and manufacturing method thereofFUJI PHOTO FILM CO LTD·Filed 2002·Granted Apr 12, 2005·1 cites·8 claims
- 5044US6769177B2Method of producing ink-jet recording headFUJI PHOTO FILM CO LTD·Filed 2002·Granted Aug 3, 2004·2 cites·6 claims
Showing the top 50 of 62 patent records by PatentIndex Score.
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