Inventor · disambiguated record
Takeo Tsukamoto
Also filed as: TAKEDA YUSUKE · TSUKAMOTO TAKEO
180 granted patents·44 pending applications·4,638 citations·filing 1976–2025
99Inventor score
Top patents by PatentIndex Score
224 records- 0199US7873146B2Multi X-ray generator and multi X-ray imaging apparatusCANON KK·Filed 2007·Granted Jan 18, 2011·63 cites·2 claims
- 0299US6246168B1Electron-emitting device, electron source and image-forming apparatus as well as method of manufacturing the sameCANON KK·Filed 1995·Granted Jun 12, 2001·179 cites·67 claims
- 0399US4904895AElectron emission deviceCANON KK·Filed 1988·Granted Feb 27, 1990·317 cites·8 claims
- 0498US8139716B2Multi X-ray generator and multi X-ray imaging apparatusOKUNUKI MASAHIKO·Filed 2010·Granted Mar 20, 2012·36 cites·7 claims
- 0598US7889844B2Multi X-ray generator and multi X-ray imaging apparatusCANON KK·Filed 2010·Granted Feb 15, 2011·34 cites·13 claims
- 0698US6184610B1Electron-emitting device, electron source and image-forming apparatusCANON KK·Filed 1996·Granted Feb 6, 2001·183 cites·136 claims
- 0798US5986389AElectron-emitting device as well as electron source and image-forming apparatus using such devicesCANON KK·Filed 1996·Granted Nov 16, 1999·135 cites·8 claims
- 0897US12241848B2Inspection apparatus and inspection methodCANON ANELVA CORP·Filed 2023·Granted Mar 4, 2025·1 cites·23 claims
- 0997US11977038B2Inspection apparatus and inspection methodCANON ANELVA CORP·Filed 2023·Granted May 7, 2024·1 cites·22 claims
- 1097US11971370B2Inspection apparatus and inspection methodCANON ANELVA CORP·Filed 2023·Granted Apr 30, 2024·1 cites·19 claims
- 1197US11927554B2Inspection apparatus and inspection methodCANON ANELVA CORP·Filed 2023·Granted Mar 12, 2024·1 cites·18 claims
- 1297US11921059B2Inspection apparatus and inspection methodCANON ANELVA CORP·Filed 2023·Granted Mar 5, 2024·1 cites·20 claims
- 1397US8919946B2Image forming apparatus and recording liquidSUZUKI RYOTA·Filed 2011·Granted Dec 30, 2014·45 cites·13 claims
- 1497US8861682B2Multi X-ray generator and multi X-ray imaging apparatusOKUNUKI MASAHIKO·Filed 2012·Granted Oct 14, 2014·28 cites·6 claims
- 1597US7193642B2Image quality detecting apparatus, image forming apparatus and method, and image quality controlling apparatus and methodRICOH KK·Filed 2005·Granted Mar 20, 2007·31 cites·21 claims
- 1697US6231413B1Electron-emitting device as well as electron source and image-forming apparatus using such devicesCANON KK·Filed 1999·Granted May 15, 2001·105 cites·13 claims
- 1797US6179678B1Method of manufacturing electron-emitting device electron source and image-forming apparatusCANON KK·Filed 1999·Granted Jan 30, 2001·106 cites·15 claims
- 1897US6171162B1Electron-emitting device, electron source and image-forming apparatus using the device, and manufacture methods thereofCANON KK·Filed 1999·Granted Jan 9, 2001·117 cites·50 claims
- 1997US6147449AElectron-emitting device, with coating film made of heat-resistant material and electron source and image-forming apparatus using the device and manufacture method thereofCANON KK·Filed 1995·Granted Nov 14, 2000·134 cites·35 claims
- 2096US9257254B2Transmissive target, X-ray generating tube including transmissive target, X-ray generating apparatus, and radiography systemCANON KK·Filed 2014·Granted Feb 9, 2016·29 cites·10 claims
- 2196US8746873B2Image forming apparatus and image forming methodTSUKAMOTO TAKEO·Filed 2009·Granted Jun 10, 2014·45 cites·12 claims
- 2296US6608437B1Electron-emitting device, electron source and image-forming apparatus as well as method of manufacturing the sameCANON KK·Filed 2000·Granted Aug 19, 2003·47 cites·14 claims
- 2396US6472814B1Electron-emitting device provided with pores that have carbon deposited thereinCANON KK·Filed 1998·Granted Oct 29, 2002·99 cites·34 claims
- 2496US6288494B1Electron-emitting apparatus and image-forming apparatusCANON KK·Filed 2000·Granted Sep 11, 2001·103 cites·38 claims
- 2596US5923930AApparatus for controlling density of liquid developing solution and apparatus for forming imagesRICOH KK·Filed 1998·Granted Jul 13, 1999·84 cites·25 claims
- 2696US5847495AElectron-emitting device and image forming apparatus using sameCANON KK·Filed 1995·Granted Dec 8, 1998·100 cites·48 claims
- 2796US5348997ACrosslinking aqueous pigment dispersionMITSUBISHI YUKA BADISCHE·Filed 1993·Granted Sep 20, 1994·73 cites·14 claims
- 2895US7582001B2Method for producing electron-emitting device and electron-emitting apparatusCANON KK·Filed 2007·Granted Sep 1, 2009·21 cites·6 claims
- 2995US7234985B2Method for manufacturing an electric emitting device with first and second carbon filmsCANON KK·Filed 2006·Granted Jun 26, 2007·16 cites·10 claims
- 3095US7094123B2Method of manufacturing an electron emitting device with carbon nanotubesCANON KK·Filed 2005·Granted Aug 22, 2006·27 cites·3 claims
- 3195US7012362B2Electron-emitting devices, electron sources, and image-forming apparatusCANON KK·Filed 2001·Granted Mar 14, 2006·47 cites·18 claims
- 3295US6848962B2Electron-emitting device, electron source, image-forming apparatus, and method for producing electron-emitting device and electron-emitting apparatusCANON KK·Filed 2001·Granted Feb 1, 2005·54 cites·44 claims
- 3395US6435928B1Electron source fabricating method and an image forming apparatus fabricating methodCANON KK·Filed 2000·Granted Aug 20, 2002·45 cites·2 claims
- 3495US6148169ADevice for fixing an image on a recording mediumRICOH KK·Filed 1999·Granted Nov 14, 2000·70 cites·38 claims
- 3595US5202571AElectron emitting device with diamondCANON KK·Filed 1991·Granted Apr 13, 1993·99 cites·31 claims
- 3694US6626719B2Method of manufacturing electron-emitting device as well as electron source and image-forming apparatusCANON KK·Filed 1997·Granted Sep 30, 2003·84 cites·13 claims
- 3793US9502204B2Transmission-type X-ray target and radiation generating tube including the sameCANON KK·Filed 2014·Granted Nov 22, 2016·15 cites·34 claims
- 3893US7459844B2Electron-emitting device, electron-emitting apparatus, image display apparatus, and light-emitting apparatusCANON KK·Filed 2007·Granted Dec 2, 2008·13 cites·5 claims
- 3993US7442404B2Electronic device, electron source and manufacturing method for electronic deviceCANON KK·Filed 2006·Granted Oct 28, 2008·15 cites·1 claims
- 4093US7258590B2Electron emitting device using carbon fiber; electron source; image display device; method of manufacturing the electron emitting device; method of manufacturing electron source using the electron emitting device; and method of manufacturing image display deviceCANON KK·Filed 2006·Granted Aug 21, 2007·18 cites·29 claims
- 4193US6975338B2Image quality detecting apparatus, image forming apparatus and method, and image quality controlling apparatus and methodRICOH KK·Filed 2003·Granted Dec 13, 2005·36 cites·72 claims
- 4293US6858990B2Electron-emitting device, electron source, image forming apparatus, and method of manufacturing electron-emitting device and electron sourceCANON KK·Filed 2002·Granted Feb 22, 2005·38 cites·7 claims
- 4392US12342446B2X-ray generation apparatus and x-ray imaging apparatusCANON ANELVA CORP·Filed 2024·Granted Jun 24, 2025·0 cites·13 claims
- 4492US10020158B2Transmitting-type target and X-ray generation tube provided with transmitting-type targetCANON KK·Filed 2014·Granted Jul 10, 2018·14 cites·24 claims
- 4592US7067336B1Electron-emitting device, electron source and image-forming apparatus, and manufacturing methods thereofCANON KK·Filed 2000·Granted Jun 27, 2006·38 cites·15 claims
- 4692US7057336B2Electron-emitting device, electron source and image-forming apparatus as well as method of manufacturing the sameCANON KK·Filed 2003·Granted Jun 6, 2006·25 cites·6 claims
- 4792US6900581B2Electron-emitting device, electron source and image-forming apparatus, and manufacturing methods thereofCANON KK·Filed 2004·Granted May 31, 2005·35 cites·15 claims
- 4891US7189487B2Electrophotographic photoreceptor, and electrophotographic apparatus, process cartridge and method using the photoreceptorRICOH KK·Filed 2005·Granted Mar 13, 2007·11 cites·6 claims
- 4991US7074380B2Method for manufacturing carbon fibers and electron emitting device using the sameCANON KK·Filed 2003·Granted Jul 11, 2006·42 cites·16 claims
- 5091US6948995B2Manufacture method for electron-emitting device, electron source, light-emitting apparatus, and image forming apparatusCANON KK·Filed 2002·Granted Sep 27, 2005·37 cites·23 claims
Showing the top 50 of 224 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →