Inventor · disambiguated record
Sunao Takenaka
Also filed as: TAKENAKA SUNAO
22 granted patents·13 pending applications·27 citations·filing 2002–2023
92Inventor score
Top patents by PatentIndex Score
35 records- 0191US9778589B1Image forming apparatus and voltage applying methodTOSHIBA KK·Filed 2016·Granted Oct 3, 2017·4 cites·13 claims
- 0291US9188911B1Image forming apparatus and image forming methodTOSHIBA KK·Filed 2015·Granted Nov 17, 2015·5 cites·8 claims
- 0389US9250568B1Image forming apparatus and image forming methodTOSHIBA KK·Filed 2014·Granted Feb 2, 2016·5 cites·6 claims
- 0484US9645519B2Developer with toner and carrier, and image forming apparatus using the sameTOSHIBA KK·Filed 2015·Granted May 9, 2017·2 cites·13 claims
- 0580US10203634B1Image forming apparatus including a transfer roller cleaner and image forming methodTOSHIBA KK·Filed 2017·Granted Feb 12, 2019·1 cites·10 claims
- 0676US10585381B1Image forming apparatus and adjustment method of image densityTOSHIBA TEC KK·Filed 2018·Granted Mar 10, 2020·1 cites·17 claims
- 0773US7616908B2Image forming apparatus and method having exposure control depending on first and second density patchesTOSHIBA KK·Filed 2006·Granted Nov 10, 2009·4 cites·18 claims
- 0872US10816918B2Image forming apparatus and image forming methodTOSHIBA KK·Filed 2019·Granted Oct 27, 2020·0 cites·20 claims
- 0969US10437180B2Image forming apparatus and image forming methodTOSHIBA KK·Filed 2019·Granted Oct 8, 2019·0 cites·20 claims
- 1068US10691054B1Information processing apparatus, information processing system, and image forming apparatusTOSHIBA TEC KK·Filed 2019·Granted Jun 23, 2020·0 cites·12 claims
- 1165US10185241B2Image forming apparatus and voltage applying methodTOSHIBA KK·Filed 2017·Granted Jan 22, 2019·0 cites·5 claims
- 1265US10175602B2Image forming apparatus and voltage applying methodTOSHIBA KK·Filed 2017·Granted Jan 8, 2019·0 cites·7 claims
- 1364US11042111B2Information processing apparatus, information processing system, and image forming apparatusTOSHIBA TEC KK·Filed 2020·Granted Jun 22, 2021·0 cites·10 claims
- 1463US10073368B2Developer with toner and carrier, and image forming apparatus using the sameTOSHIBA KK·Filed 2017·Granted Sep 11, 2018·0 cites·20 claims
- 1563US2019041772A1Image forming apparatusTOSHIBA KK·Filed 2018·Application pending·0 cites
- 1660US10209647B2Transfer apparatus and image forming apparatusTOSHIBA KK·Filed 2017·Granted Feb 19, 2019·0 cites·7 claims
- 1760US10126687B2Image forming apparatusTOSHIBA KK·Filed 2016·Granted Nov 13, 2018·0 cites·14 claims
- 1856US9891559B2Transfer apparatus and image forming apparatusTOSHIBA KK·Filed 2015·Granted Feb 13, 2018·0 cites·10 claims
- 1955US10852692B1Image forming apparatus and image forming methodTOSHIBA TEC KK·Filed 2019·Granted Dec 1, 2020·0 cites·16 claims
- 2053US6708008B2Image forming apparatus and image forming method with transfer belt drive unit controlTOSHIBA KK·Filed 2002·Granted Mar 16, 2004·5 cites·4 claims
- 2152US10725401B2Developing device with a gap forming member and image forming apparatus having the sameTOSHIBA KK·Filed 2018·Granted Jul 28, 2020·0 cites·20 claims
- 2251US12372909B2Damage detection image forming apparatusTOSHIBA TEC KK·Filed 2023·Granted Jul 29, 2025·0 cites·16 claims
- 2350US2006198652A1Fixing apparatus and image forming apparatusTOSHIBA TEC KK·Filed 2006·Application pending·0 cites
- 2445US2022397851A1Image forming apparatusTOSHIBA TEC KK·Filed 2022·Application pending·0 cites
- 2543US2010074641A1Image forming apparatus and transfer bias compensation method of the sameTOSHIBA KK·Filed 2009·Application pending·0 cites
- 2639US8606128B2Image forming apparatus and method of controlling image forming apparatus for more efficient printingTAKENAKA SUNAO·Filed 2011·Granted Dec 10, 2013·0 cites·14 claims
- 2738US2018224786A1Image forming apparatusTOSHIBA KK·Filed 2017·Application pending·0 cites
- 2838US2018024474A1Image forming apparatus and transfer deviceTOSHIBA KK·Filed 2017·Application pending·0 cites
- 2937US2005207772A1Fixing apparatus and image forming apparatusTOSHIBA TEC KK·Filed 2004·Application pending·0 cites
- 3037US2007003338A1Image forming apparatus and toner collection method to be used for the sameTOSHIBA TEC KK·Filed 2006·Application pending·0 cites
- 3137US2011274452A1Image forming apparatus and photoconductive member cleaning method in the image forming apparatusTOSHIBA TEC KK·Filed 2011·Application pending·0 cites
- 3236US2011164887A1Image forming apparatusTOSHIBA KK·Filed 2010·Application pending·0 cites
- 3335US2011064430A1Image forming method and determination method of contrast potentialTOSHIBA KK·Filed 2010·Application pending·0 cites
- 3433US2003198492A1Image forming apparatus comprising a transfer device applying methods of belt conveying and contact transferringTOSHIBA KK·Filed 2003·Application pending·0 cites
- 3530US2012008970A1Image forming apparatus and cleaning methodTAKENAKA SUNAO·Filed 2011·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →