Inventor · disambiguated record
Atsushi Kubota
Also filed as: KUBOTA ATSUSHI · SATO TADASHI · YAMADA KATSUHIKO
95 granted patents·47 pending applications·1,703 citations·filing 1977–2024
99Inventor score
Top patents by PatentIndex Score
142 records- 0198US6128452AProcess cartridge and image forming apparatus having particular arrangement of electrical contactsCANON KK·Filed 1998·Granted Oct 3, 2000·149 cites·24 claims
- 0298US6064843AProcess cartridge and image forming apparatusCANON KK·Filed 1997·Granted May 16, 2000·177 cites·180 claims
- 0398US4708455AImage forming apparatus and a process unit for use in the sameCANON KK·Filed 1986·Granted Nov 24, 1987·101 cites·30 claims
- 0497US4787616ASheet stacking device and image forming apparatus provided with sameCANON KK·Filed 1985·Granted Nov 29, 1988·79 cites·14 claims
- 0596US5873012AImage forming apparatus having process cartridge with specific arrangement of electrical contactsCANON KK·Filed 1997·Granted Feb 16, 1999·78 cites·83 claims
- 0696US5155537ASheet feeding apparatus with a plurality of easily loaded cassettesCANON KK·Filed 1989·Granted Oct 13, 1992·53 cites·34 claims
- 0795US10478060B2Ophthalmic image processing apparatus and ophthalmic imaging apparatusTOPCON CORP·Filed 2017·Granted Nov 19, 2019·18 cites·10 claims
- 0895US4924267AProcess cartridge and multi-color image forming apparatus using sameCANON KK·Filed 1989·Granted May 8, 1990·64 cites·39 claims
- 0994US7360882B2Ink-jet recording apparatus, method of removing air of ink-jet recording apparatus and removing air deviceTOSHIBA TEC KK·Filed 2005·Granted Apr 22, 2008·16 cites·12 claims
- 1093US4823159AImage forming apparatusCANON KK·Filed 1987·Granted Apr 18, 1989·43 cites·7 claims
- 1192US6378973B1Method and apparatus for driving an ink jet headTOSHIBA TEC KK·Filed 1999·Granted Apr 30, 2002·78 cites·4 claims
- 1291US4401385AImage forming apparatus incorporating therein ozone filtering mechanismCANON KK·Filed 1982·Granted Aug 30, 1983·38 cites·6 claims
- 1391US4192229AFixing apparatusCANON KK·Filed 1978·Granted Mar 11, 1980·34 cites·20 claims
- 1490US5552094AMethod for producing a thin filmGEN ELECTRIC·Filed 1994·Granted Sep 3, 1996·66 cites·3 claims
- 1590US4754301AMulticolor image forming apparatus with a shutter to prevent mixture of developers in plural developing devicesCANON KK·Filed 1986·Granted Jun 28, 1988·37 cites·10 claims
- 1689US4215929AImage forming method and apparatus capable of controlling an electrostatic image formation areaCANON KK·Filed 1978·Granted Aug 5, 1980·28 cites·25 claims
- 1788US8235494B2Image forming apparatus and ejection liquid circulating methodKAIHO SATOSHI·Filed 2010·Granted Aug 7, 2012·8 cites·20 claims
- 1888US7722145B2Ink jet head driving apparatus and ink jet head driving methodTOSHIBA TEC KK·Filed 2006·Granted May 25, 2010·9 cites·16 claims
- 1988US4591324AGranulating apparatusOKAWARA MFG·Filed 1984·Granted May 27, 1986·40 cites·11 claims
- 2088US4152067ABlade cleaning deviceCANON KK·Filed 1977·Granted May 1, 1979·24 cites·34 claims
- 2185US9984459B2OCT angiography calculation with optimized signal processingKK TOPCON·Filed 2016·Granted May 29, 2018·4 cites·41 claims
- 2285US9526415B2Ophthalmologic apparatusKK TOPCON·Filed 2014·Granted Dec 27, 2016·21 cites·18 claims
- 2385US6530647B2Color ink-jet headTOSHIBA TEC KK·Filed 2001·Granted Mar 11, 2003·28 cites·22 claims
- 2485US6058278AToner container, process cartridge and electrophotographic image forming apparatusCANON KK·Filed 1996·Granted May 2, 2000·38 cites·50 claims
- 2584US4777498AImage forming apparatusCANON KK·Filed 1986·Granted Oct 11, 1988·27 cites·45 claims
- 2683US12226160B2Method of processing optical coherence tomography (OCT) data, method of OCT imaging, and OCT data processing apparatusTOPCON CORP·Filed 2023·Granted Feb 18, 2025·0 cites·7 claims
- 2783US4799084AImage forming apparatusCANON KK·Filed 1986·Granted Jan 17, 1989·26 cites·32 claims
- 2882US5383655ASheet feeding apparatusCANON KK·Filed 1993·Granted Jan 24, 1995·27 cites·18 claims
- 2979US9599755B2Lens array and image forming apparatusTOSHIBA TEC KK·Filed 2015·Granted Mar 21, 2017·2 cites·14 claims
- 3079US5701562ADeveloping sleeve having a cylindrical portion and a non-cylindrical portion provided by the same member, and developing device using the sleeveCANON KK·Filed 1996·Granted Dec 23, 1997·29 cites·16 claims
- 3178US10339203B2Correlation coefficient calculation method, computer-readable recording medium, and correlation coefficient calculation deviceFUJITSU LTD·Filed 2015·Granted Jul 2, 2019·3 cites·6 claims
- 3278US8047644B2Ink-jet recording apparatus, method of removing air of ink-jet recording apparatus and removing air deviceTOSHIBA TEC KK·Filed 2008·Granted Nov 1, 2011·4 cites·18 claims
- 3378US4792828AImage forming apparatus for forming a plurality of image from different originals on one transfer sheetCANON KK·Filed 1986·Granted Dec 20, 1988·20 cites·26 claims
- 3476US11441452B2Heat exchange system, cooling system and cooling method of gas turbine, and gas turbine systemMITSUBISHI HITACHI POWER SYS LTD·Filed 2017·Granted Sep 13, 2022·2 cites·12 claims
- 3576US5761584AProcess cartridge toner supply container mountable onto toner accommodating container and toner supply methodCANON KK·Filed 1995·Granted Jun 2, 1998·26 cites·56 claims
- 3676US4051652AMethod and apparatus for packaging yarn packages doffed from a yarn producing machineKANEBO LTD·Filed 1977·Granted Oct 4, 1977·28 cites·16 claims
- 3775US6386668B1Ink jet recording apparatusTOSHIBA TEC KK·Filed 1999·Granted May 14, 2002·34 cites·14 claims
- 3874US6793313B1Ink evaluation method, ink, and ink jet unitTOSHIBA TEC KK·Filed 2003·Granted Sep 21, 2004·19 cites·6 claims
- 3974US6352329B1Ink jet recording apparatusTOSHIBA TEC KK·Filed 1999·Granted Mar 5, 2002·46 cites·8 claims
- 4074US4873547ASheet conveying apparatusCANON KK·Filed 1989·Granted Oct 10, 1989·18 cites·46 claims
- 4173US4812874AImage forming apparatus capable of designating area to be copied of originalCANON KK·Filed 1988·Granted Mar 14, 1989·18 cites·25 claims
- 4273US4333130ASlit illuminating deviceCANON KK·Filed 1980·Granted Jun 1, 1982·16 cites·17 claims
- 4372USRE46252EInkjet recording apparatus and recording method by the sameTOSHIBA KK·Filed 2014·Granted Dec 27, 2016·1 cites·20 claims
- 4472US8403461B2Aqueous inkjet inkHARA TAKAFUMI·Filed 2011·Granted Mar 26, 2013·2 cites·19 claims
- 4572US6779867B2Ink jet recording apparatusTOSHIBA TEC KK·Filed 2002·Granted Aug 24, 2004·14 cites·8 claims
- 4672US6533379B1Driving method for recording headTOSHIBA TEC KK·Filed 1999·Granted Mar 18, 2003·29 cites·10 claims
- 4770US11375892B2Method of processing optical coherence tomography (OCT) data and OCT data processing apparatusTOPCON CORP·Filed 2020·Granted Jul 5, 2022·0 cites·20 claims
- 4870US11229355B2Method of optical coherence tomography (OCT) imaging, method of processing OCT data, and OCT apparatusTOPCON CORP·Filed 2020·Granted Jan 25, 2022·0 cites·19 claims
- 4969US11916442B2Rotor, rotary electric machine, method of manufacturing rotor, and method of collecting permanent magnetHONDA MOTOR CO LTD·Filed 2022·Granted Feb 27, 2024·0 cites·9 claims
- 5069US11849996B2Method of processing optical coherence tomography (OCT) data, method of OCT imaging, and OCT data processing apparatusTOPCON CORP·Filed 2020·Granted Dec 26, 2023·0 cites·12 claims
Showing the top 50 of 142 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →