Inventor · disambiguated record
Shougo Sato
Also filed as: SATO SHOUGO
763 granted patents·25 pending applications·3,733 citations·filing 1991–2025
99Inventor score
Top patents by PatentIndex Score
788 records- 0199US10976699B2Image forming apparatus having a drawerBROTHER IND LTD·Filed 2020·Granted Apr 13, 2021·7 cites·9 claims
- 0299US8385771B2Image forming apparatusBROTHER IND LTD·Filed 2011·Granted Feb 26, 2013·32 cites·13 claims
- 0399US8213826B2Image forming apparatus and developing cartridgeSATO SHOUGO·Filed 2011·Granted Jul 3, 2012·24 cites·34 claims
- 0499US8014694B2Image forming apparatus and developing cartridgeBROTHER IND LTD·Filed 2010·Granted Sep 6, 2011·25 cites·15 claims
- 0599US8000628B2Image forming apparatus with a cleaning deviceBROTHER IND LTD·Filed 2009·Granted Aug 16, 2011·35 cites·11 claims
- 0699US7693442B2Developing cartridge for supplying power to a developer roller shaft when coupled to an image forming apparatusBROTHER IND LTD·Filed 2006·Granted Apr 6, 2010·61 cites·32 claims
- 0799US7693443B2Image forming apparatus and developing cartridgeBROTHER IND LTD·Filed 2006·Granted Apr 6, 2010·43 cites·16 claims
- 0899US7643770B2Image forming apparatus and developing cartridgeBROTHER IND LTD·Filed 2008·Granted Jan 5, 2010·56 cites·33 claims
- 0999US7447467B2Image-forming device with holding unit having multiple positionsBROTHER IND LTD·Filed 2005·Granted Nov 4, 2008·68 cites·13 claims
- 1099US6546217B2Photosensitive member cartridgeBROTHER IND LTD·Filed 2002·Granted Apr 8, 2003·80 cites·14 claims
- 1199US6411789B1Photosensitive member cartridgeBROTHER IND LTD·Filed 2001·Granted Jun 25, 2002·91 cites·22 claims
- 1299US6330410B1Photosensitive member cartridgeBROTHER IND LTD·Filed 2000·Granted Dec 11, 2001·153 cites·21 claims
- 1399US6041203AProcess unit, photosensitive member cartridge, developer cartridge, and image forming apparatusBROTHER IND LTD·Filed 1999·Granted Mar 21, 2000·223 cites·29 claims
- 1498US11429057B2Image forming apparatus including developing cartridge in which a front wall and first developing-device frame are overlappedBROTHER IND LTD·Filed 2021·Granted Aug 30, 2022·3 cites·20 claims
- 1598US10838352B2Image forming apparatus provided with contacting-separating member capable of moving developing roller relative to photosensitive drumBROTHER IND LTD·Filed 2020·Granted Nov 17, 2020·4 cites·9 claims
- 1698US8995875B2Image forming apparatus provided with contacting-separating member capable of moving developing roller relative to photosensitive drumSATO SHOUGO·Filed 2013·Granted Mar 31, 2015·19 cites·28 claims
- 1798US8929770B2Image forming apparatus including endless belt disposed above photosensitive drumBROTHER IND LTD·Filed 2014·Granted Jan 6, 2015·21 cites·13 claims
- 1898US8831478B2Image-forming device having guide member to guide mounting member supporting developing units in main casingBROTHER IND LTD·Filed 2013·Granted Sep 9, 2014·15 cites·7 claims
- 1998US8768206B2Image forming apparatus having photosensitive drum moving mechanismSATO SHOUGO·Filed 2012·Granted Jul 1, 2014·21 cites·22 claims
- 2098US8600267B2Developer cartridge and developing unit provided with the sameSATO SHOUGO·Filed 2010·Granted Dec 3, 2013·25 cites·38 claims
- 2198US8554110B2Image-forming device that separates developing units from photosentive membersMUSHIKA MOTOAKI·Filed 2012·Granted Oct 8, 2013·25 cites·4 claims
- 2298US8311437B2Image forming apparatus with detachable cartridgeSATO SHOUGO·Filed 2008·Granted Nov 13, 2012·29 cites·7 claims
- 2398US8204405B2Image-forming device that separates developing units from photosensitive membersMUSHIKA MOTOAKI·Filed 2009·Granted Jun 19, 2012·25 cites·11 claims
- 2498US8064793B2Image-forming device having tray that enables developing unit to moveKAMIMURA NAOYA·Filed 2010·Granted Nov 22, 2011·25 cites·20 claims
- 2598US7720413B2Image-forming device with holding unit having multiple positionsBROTHER IND LTD·Filed 2008·Granted May 18, 2010·25 cites·26 claims
- 2698US7657206B2Image forming apparatus and developing agent cartridgeBROTHER IND LTD·Filed 2007·Granted Feb 2, 2010·28 cites·37 claims
- 2798US7463847B2Image-forming apparatus having developing units in removable holding unitBROTHER IND LTD·Filed 2005·Granted Dec 9, 2008·59 cites·13 claims
- 2898US7274894B2Image formation apparatus and photoreceptor cartridgeBROTHER IND LTD·Filed 2006·Granted Sep 25, 2007·27 cites·15 claims
- 2998US6101350APhotosensitive member cartridge and developer cartridge for use in an image-forming apparatusBROTHER IND LTD·Filed 1999·Granted Aug 8, 2000·154 cites·36 claims
- 3097US11687028B2Image-forming device having guide to guide drawer supporting developing units in main casingBROTHER IND LTD·Filed 2022·Granted Jun 27, 2023·2 cites·10 claims
- 3197US11669041B2Image forming apparatusBROTHER IND LTD·Filed 2022·Granted Jun 6, 2023·2 cites·16 claims
- 3297US11262690B2Image-forming device having guide to guide drawer supporting developing units in main casingBROTHER IND LTD·Filed 2020·Granted Mar 1, 2022·3 cites·18 claims
- 3397US11237515B2Image forming apparatus including developing device supporting structure having guide grooveBROTHER IND LTD·Filed 2021·Granted Feb 1, 2022·3 cites·12 claims
- 3497US11231674B2Image forming device having drawerBROTHER IND LTD·Filed 2020·Granted Jan 25, 2022·4 cites·28 claims
- 3597US11163261B2Image forming apparatus including developing cartridge in which a developing-device frame boss goes through a hole of a front wallBROTHER IND LTD·Filed 2020·Granted Nov 2, 2021·3 cites·15 claims
- 3697US9933750B2Image forming apparatus provided with contacting-separating member capable of moving developing roller relative to photosensitive drumBROTHER IND LTD·Filed 2017·Granted Apr 3, 2018·8 cites·14 claims
- 3797US9841725B2Image-forming device having guide to guide drawer supporting developing units in main casingBROTHER IND LTD·Filed 2016·Granted Dec 12, 2017·9 cites·5 claims
- 3897US9625873B2Image forming apparatus provided with contacting-separating member capable of moving developing roller relative to photosensitive drumBROTHER IND LTD·Filed 2016·Granted Apr 18, 2017·9 cites·12 claims
- 3997US9541893B2Image forming apparatus having belt unit movable between first and second positionsBROTHER IND LTD·Filed 2016·Granted Jan 10, 2017·8 cites·12 claims
- 4097US9335716B2Image forming apparatus provided with contacting-separating member capable of moving developing roller relative to photosensitive drumBROTHER IND LTD·Filed 2015·Granted May 10, 2016·10 cites·28 claims
- 4197US9291986B2Process unitBROTHER IND LTD·Filed 2015·Granted Mar 22, 2016·9 cites·8 claims
- 4297US9201340B2Developing unit having guide that stably supports toner cartridgeBROTHER IND LTD·Filed 2014·Granted Dec 1, 2015·11 cites·18 claims
- 4397US9026002B2Image forming apparatus having developing unit in which developing device is movably disposedSATO SHOUGO·Filed 2013·Granted May 5, 2015·17 cites·11 claims
- 4497US8892002B2Image forming apparatus having photosensitive drum moving mechanismSATO SHOUGO·Filed 2012·Granted Nov 18, 2014·20 cites·10 claims
- 4597US8886076B2Developing cartridgeBROTHER IND LTD·Filed 2013·Granted Nov 11, 2014·9 cites·18 claims
- 4697US8855530B2Image forming apparatus having photosensitive drum moving mechanismSATO SHOUGO·Filed 2012·Granted Oct 7, 2014·22 cites·22 claims
- 4797US8744311B2Image forming apparatus having drum supporting memberSATO SHOUGO·Filed 2012·Granted Jun 3, 2014·14 cites·45 claims
- 4897US8693917B2Image forming apparatus having interlocking mechanism configured to interlock developing-section displacement mechanism and photosensitive-member displacement mechanism with coverSATO SHOUGO·Filed 2012·Granted Apr 8, 2014·22 cites·11 claims
- 4997US8588642B2Image forming apparatus with waste toner container having a structure to avoid interference with a feed rollerMORI HIROTAKA·Filed 2011·Granted Nov 19, 2013·18 cites·14 claims
- 5097US8565650B2Image forming apparatus and process cartridgeSATO SHOUGO·Filed 2012·Granted Oct 22, 2013·18 cites·21 claims
Showing the top 50 of 788 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →