Inventor · disambiguated record
Kazuna Taguchi
Also filed as: TAGUCHI KAZUNA
102 granted patents·8 pending applications·131 citations·filing 2009–2025
99Inventor score
Technology areasG03G
Top patents by PatentIndex Score
110 records- 0198US11415933B2Developing cartridge providing layout of electrodes and detection gearBROTHER IND LTD·Filed 2020·Granted Aug 16, 2022·4 cites·5 claims
- 0297US11803154B2Developing cartridge providing layout of electrodes and detection gearBROTHER IND LTD·Filed 2023·Granted Oct 31, 2023·2 cites·18 claims
- 0397US11231674B2Image forming device having drawerBROTHER IND LTD·Filed 2020·Granted Jan 25, 2022·4 cites·28 claims
- 0497US10928750B2Developing cartridge including protrusion positioned at outer surface of casingBROTHER IND LTD·Filed 2020·Granted Feb 23, 2021·4 cites·20 claims
- 0597US9383720B1Process cartridge and drum cartridgeBROTHER IND LTD·Filed 2015·Granted Jul 5, 2016·24 cites·27 claims
- 0696US11934113B2Developing cartridge including protrusion positioned at outer surface of casingBROTHER IND LTD·Filed 2023·Granted Mar 19, 2024·2 cites·16 claims
- 0796US11556085B2Image forming device having drawerBROTHER IND LTD·Filed 2021·Granted Jan 17, 2023·2 cites·15 claims
- 0896US10379492B2Developing cartridge providing layout of electrodes and detection gearBROTHER IND LTD·Filed 2019·Granted Aug 13, 2019·5 cites·17 claims
- 0996US10241467B2Developing cartridge providing layout of electrodes and detection gearBROTHER IND LTD·Filed 2018·Granted Mar 26, 2019·7 cites·19 claims
- 1096US9857731B2Developing cartridge including protrusion positioned at outer surface of casingBROTHER IND LTD·Filed 2016·Granted Jan 2, 2018·8 cites·35 claims
- 1195US10551768B2Developing cartridge including protrusion positioned at outer surface of casingBROTHER IND LTD·Filed 2019·Granted Feb 4, 2020·6 cites·20 claims
- 1293US10108138B2Image forming apparatus including process cartridge having a toner cartridge detachably attached to a drum cartridgeBROTHER IND LTD·Filed 2016·Granted Oct 23, 2018·4 cites·22 claims
- 1393US9846405B2Developing cartridge comprising mechanism for information detectionBROTHER IND LTD·Filed 2016·Granted Dec 19, 2017·4 cites·5 claims
- 1492US9904237B2Developing cartridge including protrusion pivotally movable relative to casingBROTHER IND LTD·Filed 2016·Granted Feb 27, 2018·4 cites·9 claims
- 1592US9864329B2Developer cartridge provided with gear including protrusionBROTHER IND LTD·Filed 2016·Granted Jan 9, 2018·4 cites·32 claims
- 1691US2025321516A1Developing cartridge including protrusion positioned at outer surface of casingBROTHER IND LTD·Filed 2025·Application pending·0 cites
- 1790US11402773B2FuserBROTHER IND LTD·Filed 2021·Granted Aug 2, 2022·2 cites·14 claims
- 1890US9964922B2Developing cartridge providing layout of electrodes and detection gearBROTHER IND LTD·Filed 2017·Granted May 8, 2018·2 cites·21 claims
- 1990US2025123591A1Developing cartridge providing layout of electrodes and detection gearBROTHER IND LTD·Filed 2024·Application pending·0 cites
- 2089US10073409B2Developing cartridge comprising mechanism for information detectionBROTHER IND LTD·Filed 2017·Granted Sep 11, 2018·2 cites·8 claims
- 2188US2025328105A1Image-forming apparatus including mechanism for opening and closing shutter of attached drum cartridge in interlocking relation to opening and closing movement of coverBROTHER IND LTD·Filed 2025·Application pending·0 cites
- 2287US12366817B2Developing cartridge including protrusion positioned at outer surface of casingBROTHER IND LTD·Filed 2024·Granted Jul 22, 2025·0 cites·14 claims
- 2387US11493877B2Image forming apparatusBROTHER IND LTD·Filed 2021·Granted Nov 8, 2022·1 cites·15 claims
- 2486US12204275B2Developing cartridge providing layout of electrodes and detection gearBROTHER IND LTD·Filed 2023·Granted Jan 21, 2025·0 cites·12 claims
- 2586US2025013193A1Image forming deviceBROTHER IND LTD·Filed 2024·Application pending·0 cites
- 2685US12259680B2Image forming apparatusBROTHER IND LTD·Filed 2023·Granted Mar 25, 2025·0 cites·10 claims
- 2784US12487557B2Image forming apparatus including toner cartridge that is detachable from housing with drum cartridge kept attached to housingBROTHER IND LTD·Filed 2024·Granted Dec 2, 2025·0 cites·13 claims
- 2884US10303113B2Developing cartridge comprising mechanism for information detectionBROTHER IND LTD·Filed 2018·Granted May 28, 2019·1 cites·8 claims
- 2983US12436494B2Image forming device and process cartridge thereforBROTHER IND LTD·Filed 2024·Granted Oct 7, 2025·0 cites·10 claims
- 3083US11126136B2Image forming apparatus having drawerBROTHER IND LTD·Filed 2020·Granted Sep 21, 2021·1 cites·17 claims
- 3182US12282288B2Image forming apparatusBROTHER IND LTD·Filed 2024·Granted Apr 22, 2025·0 cites·11 claims
- 3282US12147189B2Image forming deviceBROTHER IND LTD·Filed 2023·Granted Nov 19, 2024·0 cites·9 claims
- 3382US11604433B2Developing cartridge providing layout of electrodes and detection gearBROTHER IND LTD·Filed 2022·Granted Mar 14, 2023·0 cites·7 claims
- 3482US2025189927A1Image forming apparatusBROTHER IND LTD·Filed 2025·Application pending·0 cites
- 3581US9037052B2Developer supply deviceTAGUCHI KAZUNA·Filed 2013·Granted May 19, 2015·3 cites·9 claims
- 3681US8295751B2Thermal fixing unit having pivotally movable pressure pad and image forming device provided with the sameSOUDA MAKOTO·Filed 2009·Granted Oct 23, 2012·6 cites·10 claims
- 3780US12105456B2Image forming device having drawerBROTHER IND LTD·Filed 2022·Granted Oct 1, 2024·0 cites·15 claims
- 3880US8494420B2Development agent supply device and image forming apparatus having the sameTAGUCHI KAZUNA·Filed 2010·Granted Jul 23, 2013·3 cites·18 claims
- 3979US12147188B2Image forming apparatus including process cartridge provided with toner receiving part for receiving tonerBROTHER IND LTD·Filed 2023·Granted Nov 19, 2024·0 cites·10 claims
- 4079US12117765B2Image forming apparatus including toner cartridge that is detachable from housing with drum cartridge kept attached to housingBROTHER IND LTD·Filed 2023·Granted Oct 15, 2024·0 cites·15 claims
- 4179US12061437B2Image forming device and process cartridge thereforBROTHER IND LTD·Filed 2023·Granted Aug 13, 2024·0 cites·10 claims
- 4279US11815846B2Image forming apparatusBROTHER IND LTD·Filed 2022·Granted Nov 14, 2023·0 cites·20 claims
- 4379US11656575B2Image forming deviceBROTHER IND LTD·Filed 2022·Granted May 23, 2023·0 cites·7 claims
- 4479US11635708B2Developing cartridge including protrusion positioned at outer surface of casingBROTHER IND LTD·Filed 2022·Granted Apr 25, 2023·0 cites·22 claims
- 4578US10747173B2Developing cartridge providing layout of electrodes and detection gearBROTHER IND LTD·Filed 2019·Granted Aug 18, 2020·0 cites·5 claims
- 4677US12372916B2Image-forming apparatus including mechanism for opening and closing shutter of attached drum cartridge in interlocking relation to opening and closing movement of coverBROTHER IND LTD·Filed 2024·Granted Jul 29, 2025·0 cites·12 claims
- 4777US11927912B2Image forming apparatus and process cartridge including drum cartridge and development cartridgeBROTHER IND LTD·Filed 2022·Granted Mar 12, 2024·0 cites·10 claims
- 4877US11487241B2Image forming deviceBROTHER IND LTD·Filed 2021·Granted Nov 1, 2022·0 cites·8 claims
- 4976US11327418B2Developing cartridge including protrusion positioned at outer surface of casingBROTHER IND LTD·Filed 2021·Granted May 10, 2022·0 cites·20 claims
- 5075US11762328B2Image forming apparatusBROTHER IND LTD·Filed 2022·Granted Sep 19, 2023·0 cites·13 claims
Showing the top 50 of 110 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →