Inventor · disambiguated record
Masatoshi Shiraki
Also filed as: SHIRAKI MASATOSHI
54 granted patents·3 pending applications·452 citations·filing 2005–2024
98Inventor score
Top patents by PatentIndex Score
57 records- 0199US7526228B2Developer cartridge, image carrier unit, and image forming apparatusBROTHER IND LTD·Filed 2007·Granted Apr 28, 2009·100 cites·21 claims
- 0299US7369792B2Photosensitive member cartridge, developer cartridge and process cartridge that are capable of being attachable/detachable using at least one projecting portionBROTHER IND LTD·Filed 2005·Granted May 6, 2008·42 cites·25 claims
- 0398US9110441B2Cartridge detachably mounted on main casingSHIRAKI MASATOSHI·Filed 2013·Granted Aug 18, 2015·31 cites·17 claims
- 0498US8494419B2Processing unit including developing roller having roller body and covering layer covering circumferential surface of roller body, and supporting member that supports developing rollerSHIRAKI MASATOSHI·Filed 2011·Granted Jul 23, 2013·35 cites·10 claims
- 0598US7450882B2Attachable/detachable guiding member, developer cartridge including attachable/detachable guiding member and process cartridge including attachable/detachable guiding memberBROTHER IND LTD·Filed 2005·Granted Nov 11, 2008·28 cites·24 claims
- 0697US7565092B2Photosensitive member cartridge, developer cartridge and process cartridge with at least one engaging portionBROTHER IND LTD·Filed 2005·Granted Jul 21, 2009·26 cites·14 claims
- 0796US8948617B2Cartridge provided with pivotable member for new product detectionSHIRAKI MASATOSHI·Filed 2012·Granted Feb 3, 2015·17 cites·7 claims
- 0896US8620180B2Process cartridge and developing cartridgeSHIRAKI MASATOSHI·Filed 2009·Granted Dec 31, 2013·22 cites·8 claims
- 0996US8233820B2Process unitSHIRAKI MASATOSHI·Filed 2009·Granted Jul 31, 2012·13 cites·55 claims
- 1096US7835665B2Photosensitive unit and image forming apparatusBROTHER IND LTD·Filed 2007·Granted Nov 16, 2010·26 cites·27 claims
- 1194US8744288B2CartridgeSHINOYA SHOTA·Filed 2012·Granted Jun 3, 2014·17 cites·16 claims
- 1294US8611787B2Process unitSHIRAKI MASATOSHI·Filed 2012·Granted Dec 17, 2013·6 cites·17 claims
- 1392US7522860B2Developer cartridge for image-forming deviceBROTHER IND LTD·Filed 2006·Granted Apr 21, 2009·14 cites·20 claims
- 1492US7292802B2Developing apparatus and assembly method of developing apparatusBROTHER IND LTD·Filed 2005·Granted Nov 6, 2007·13 cites·11 claims
- 1590US7715755B2Image forming apparatus and developing cartridge with deformable handleBROTHER IND LTD·Filed 2007·Granted May 11, 2010·11 cites·20 claims
- 1690US2025036074A1Process UnitBROTHER IND LTD·Filed 2024·Application pending·0 cites
- 1788US8781377B2Developing deviceSHIRAKI MASATOSHI·Filed 2010·Granted Jul 15, 2014·4 cites·9 claims
- 1888US8761634B2Cartridge assembly of an image forming device including a drum cartridge and a developing cartridge detachably mountable on the drum cartridgeMORI HIROKI·Filed 2010·Granted Jun 24, 2014·5 cites·8 claims
- 1986US7561827B2Developing cartridge having a handle that contacts an exposure unit when installed in an image forming apparatusBROTHER IND LTD·Filed 2007·Granted Jul 14, 2009·8 cites·28 claims
- 2086US7555239B2Image forming device and fixing unitBROTHER IND LTD·Filed 2008·Granted Jun 30, 2009·7 cites·34 claims
- 2183US8020853B2Image forming apparatus and sheet feeding apparatusBROTHER IND LTD·Filed 2008·Granted Sep 20, 2011·8 cites·15 claims
- 2281US2025110445A1Image forming apparatus and process cartridgeBROTHER IND LTD·Filed 2024·Application pending·0 cites
- 2380US12216430B2Image forming apparatus and process cartridgeBROTHER IND LTD·Filed 2023·Granted Feb 4, 2025·0 cites·9 claims
- 2480US12117766B2Process unitBROTHER IND LTD·Filed 2022·Granted Oct 15, 2024·0 cites·9 claims
- 2579US11269289B2Process unitBROTHER IND LTD·Filed 2019·Granted Mar 8, 2022·0 cites·20 claims
- 2679US10520885B2Process unitBROTHER IND LTD·Filed 2019·Granted Dec 31, 2019·0 cites·15 claims
- 2777US9274494B2Image forming apparatusBROTHER IND LTD·Filed 2014·Granted Mar 1, 2016·2 cites·9 claims
- 2876US7437096B2Image forming device and fixing unitBROTHER IND LTD·Filed 2005·Granted Oct 14, 2008·4 cites·21 claims
- 2975US11892797B2Image forming apparatusBROTHER IND LTD·Filed 2022·Granted Feb 6, 2024·0 cites·19 claims
- 3075US10379489B2Process unitBROTHER IND LTD·Filed 2018·Granted Aug 13, 2019·0 cites·13 claims
- 3171US10036998B2Process unitBROTHER IND LTD·Filed 2017·Granted Jul 31, 2018·0 cites·21 claims
- 3271US9141071B2Image forming apparatus provided with cleaning member capable of reliably cleaning image bearing memberADACHI AYA·Filed 2014·Granted Sep 22, 2015·2 cites·10 claims
- 3369US9612572B2Process unitBROTHER IND LTD·Filed 2016·Granted Apr 4, 2017·0 cites·18 claims
- 3468US9042776B2Process unitSHIRAKI MASATOSHI·Filed 2013·Granted May 26, 2015·0 cites·16 claims
- 3567US7885564B2Image forming deviceBROTHER IND LTD·Filed 2009·Granted Feb 8, 2011·2 cites·13 claims
- 3666US9335731B2Process unitBROTHER IND LTD·Filed 2015·Granted May 10, 2016·0 cites·12 claims
- 3766US8693919B2Image forming apparatusSHIRAKI MASATOSHI·Filed 2011·Granted Apr 8, 2014·1 cites·8 claims
- 3866US8265515B2Process cartridge including cleaning member for cleaning charging wireISHII MASAHIRO·Filed 2009·Granted Sep 11, 2012·2 cites·19 claims
- 3964US8346125B2Process cartridge and developing cartridgeBROTHER IND LTD·Filed 2009·Granted Jan 1, 2013·2 cites·8 claims
- 4064US7813672B2Image forming apparatus and developer cartridgeBROTHER IND LTD·Filed 2007·Granted Oct 12, 2010·2 cites·8 claims
- 4161US9280082B2Developing deviceBROTHER IND LTD·Filed 2014·Granted Mar 8, 2016·0 cites·1 claims
- 4258US7603057B2Photosensitive unit and developer cartridgeBROTHER IND LTD·Filed 2007·Granted Oct 13, 2009·1 cites·32 claims
- 4358US2014270849A1CartridgeBROTHER IND LTD·Filed 2014·Application pending·0 cites
- 4457US9612548B2Cartridge provided with pivotable member for new product detectionBROTHER IND LTD·Filed 2015·Granted Apr 4, 2017·0 cites·21 claims
- 4557US8107859B2Configuration for an agitation system in a developing device and process cartridgeSHIRAKI MASATOSHI·Filed 2008·Granted Jan 31, 2012·1 cites·11 claims
- 4655US10459371B2Image forming apparatus including drum cartridgeBROTHER IND LTD·Filed 2018·Granted Oct 29, 2019·0 cites·14 claims
- 4753US8126345B2Image forming deviceHANDA HIROSHI·Filed 2010·Granted Feb 28, 2012·0 cites·10 claims
- 4851US10274862B2Image forming apparatus including drum cartridgeBROTHER IND LTD·Filed 2018·Granted Apr 30, 2019·0 cites·17 claims
- 4948US9195164B2Image forming apparatusBROTHER IND LTD·Filed 2014·Granted Nov 24, 2015·0 cites·20 claims
- 5047US9207564B2Image forming apparatusBROTHER IND LTD·Filed 2014·Granted Dec 8, 2015·0 cites·19 claims
Showing the top 50 of 57 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →