Inventor · disambiguated record
Tomoaki Hattori
Also filed as: HATTORI TOMOAKI
47 granted patents·1 pending application·240 citations·filing 1988–2021
98Inventor score
Top patents by PatentIndex Score
48 records- 0187US9348252B2Image forming apparatusBROTHER IND LTD·Filed 2015·Granted May 24, 2016·4 cites·27 claims
- 0286US10509351B2Fixing device fixing developing agent image to sheet by electrostatically spraying charged fixing solutionBROTHER IND LTD·Filed 2018·Granted Dec 17, 2019·2 cites·19 claims
- 0384US6381432B1Charging device having a toner removerBROTHER IND LTD·Filed 1999·Granted Apr 30, 2002·34 cites·22 claims
- 0483US7400840B2Image forming device that performs density detectionBROTHER IND LTD·Filed 2006·Granted Jul 15, 2008·6 cites·4 claims
- 0583US6738591B2Developing device with exchangeable toner boxBROTHER IND LTD·Filed 2002·Granted May 18, 2004·21 cites·17 claims
- 0682US8326190B2Substrate configuration for a developer supply deviceHATTORI TOMOAKI·Filed 2010·Granted Dec 4, 2012·4 cites·8 claims
- 0782US8081909B2Image forming device having developing material case and a vibrator for vibrating carrying electrodes and controller for changing the frequency of vibrationNISHIWAKI KENJIRO·Filed 2008·Granted Dec 20, 2011·6 cites·9 claims
- 0879US7605930B2Image processing deviceBROTHER IND LTD·Filed 2003·Granted Oct 20, 2009·17 cites·42 claims
- 0978US8112019B2Developer supply deviceONODA SUZUE·Filed 2010·Granted Feb 7, 2012·4 cites·10 claims
- 1075US4956662AApparatus for and method of recording color picture imageBROTHER IND LTD·Filed 1988·Granted Sep 11, 1990·14 cites·21 claims
- 1174US8401445B2Developer supply apparatus and image forming apparatusUNO TAKANORI·Filed 2010·Granted Mar 19, 2013·2 cites·36 claims
- 1272US4967227AColor image recording apparatus with mask member registering mechanismBROTHER IND LTD·Filed 1989·Granted Oct 30, 1990·12 cites·18 claims
- 1369US11698596B2Fixing device fixing developing agent image to sheet by electrostatically spraying charged fixing solutionBROTHER IND LTD·Filed 2021·Granted Jul 11, 2023·0 cites·18 claims
- 1469US11009820B2Fixing device fixing developing agent image to sheet by electrostatically spraying charged fixing solutionBROTHER IND LTD·Filed 2019·Granted May 18, 2021·0 cites·19 claims
- 1568US7308214B2Image forming apparatus including units for recovering developing agent adhering to developing agent carriersBROTHER IND LTD·Filed 2005·Granted Dec 11, 2007·2 cites·8 claims
- 1667US6907217B2Image forming device capable of suppressing distortion in output imageBROTHER IND LTD·Filed 2002·Granted Jun 14, 2005·10 cites·17 claims
- 1766US7747203B2Image forming apparatus with a developer feed device having a developer transport body for transporting developerBROTHER IND LTD·Filed 2009·Granted Jun 29, 2010·2 cites·17 claims
- 1866US5552814AImage recording apparatus wherein toner carrier member and particle-flow modulating electrode member are held in contact with each otherBROTHER IND LTD·Filed 1993·Granted Sep 3, 1996·15 cites·30 claims
- 1964US5801729AImage forming device with aperture electrode bodyBROTHER IND LTD·Filed 1995·Granted Sep 1, 1998·16 cites·32 claims
- 2063US7113199B2Tandem image forming device with reduced footprintBROTHER IND LTD·Filed 2003·Granted Sep 26, 2006·5 cites·22 claims
- 2160US7266313B2Image forming device and system that use consumable items and method of changing consumable itemsBROTHER IND LTD·Filed 2003·Granted Sep 4, 2007·7 cites·39 claims
- 2259US8107862B2Image forming device having developer vibration elementHATTORI TOMOAKI·Filed 2009·Granted Jan 31, 2012·2 cites·10 claims
- 2358US7433619B2Heat fixing device capable of preventing deterioration of a temperature sensor and an image forming apparatusBROTHER IND LTD·Filed 2004·Granted Oct 7, 2008·6 cites·41 claims
- 2452US8200129B2Image forming apparatus with a developer feed device having a developer transport body for transporting developerNISHIWAKI KENJIRO·Filed 2010·Granted Jun 12, 2012·0 cites·18 claims
- 2551US7450889B2Image forming apparatus including developing units each having an agitation memberBROTHER IND LTD·Filed 2007·Granted Nov 11, 2008·0 cites·7 claims
- 2651US7395018B2Image forming apparatus including units for recovering developing agent adhering to developing agent carriersBROTHER IND LTD·Filed 2007·Granted Jul 1, 2008·0 cites·1 claims
- 2751US7395019B2Image forming apparatus including units for recovering developing agent adhering to developing agent carriersBROTHER IND LTD·Filed 2007·Granted Jul 1, 2008·0 cites·12 claims
- 2850US6654585B2Inductive thermal fixing device for image forming deviceBROTHER IND LTD·Filed 2002·Granted Nov 25, 2003·4 cites·21 claims
- 2949US7471915B2Image forming apparatus into which replaceable units are detachably attachedBROTHER IND LTD·Filed 2008·Granted Dec 30, 2008·0 cites·6 claims
- 3048US5956548AImage forming apparatusBROTHER IND LTD·Filed 1998·Granted Sep 21, 1999·8 cites·20 claims
- 3146US8029967B2Method for producing tonerBROTHER IND LTD·Filed 2009·Granted Oct 4, 2011·0 cites·5 claims
- 3245US8995884B2Developing apparatus and image forming apparatusKATO SHUICHI·Filed 2013·Granted Mar 31, 2015·0 cites·18 claims
- 3345US7406273B2Image forming apparatus into which replaceable units are detachably attachedBROTHER IND LTD·Filed 2005·Granted Jul 29, 2008·0 cites·7 claims
- 3445US6917769B2Image forming device that detects appropriateness of toner used thereinBROTHER IND LTD·Filed 2003·Granted Jul 12, 2005·2 cites·18 claims
- 3543US5051772AColor image recording apparatusBROTHER IND LTD·Filed 1990·Granted Sep 24, 1991·4 cites·17 claims
- 3643US5001407ASpeed control apparatus having means for changing reference signal for error signal, depending upon load applied to controlled deviceBROTHER IND LTD·Filed 1990·Granted Mar 19, 1991·9 cites·19 claims
- 3742US6236818B1Developing device with timing controlBROTHER IND LTD·Filed 1998·Granted May 22, 2001·6 cites·26 claims
- 3841US2009123866A1Method For Producing TonerBROTHER IND LTD·Filed 2008·Application pending·0 cites
- 3939US5126783AImage recording apparatus having secondary exposure unitBROTHER IND LTD·Filed 1990·Granted Jun 30, 1992·3 cites·6 claims
- 4038US7099600B2Image forming device that performs density detectionBROTHER IND LTD·Filed 2004·Granted Aug 29, 2006·0 cites·12 claims
- 4134US7558507B2Image forming apparatus, and pressure fogging preventionBROTHER IND LTD·Filed 2003·Granted Jul 7, 2009·0 cites·18 claims
- 4234US5988793APiezoelectric electrode aperture plate for an image forming deviceBROTHER IND LTD·Filed 1995·Granted Nov 23, 1999·3 cites·12 claims
- 4334US5923934ADeveloping device having toner supplying roll with fluororesin particles dispersed thereinBROTHER IND LTD·Filed 1998·Granted Jul 13, 1999·2 cites·17 claims
- 4434US5049922AImage forming apparatus using mask original formBROTHER IND LTD·Filed 1990·Granted Sep 17, 1991·3 cites·17 claims
- 4532US5576809ACharge screening member for a corona discharge device of an image forming apparatusBROTHER IND LTD·Filed 1995·Granted Nov 19, 1996·2 cites·17 claims
- 4632US5079587AImage recording apparatus having device for adjusting position of mask membersBROTHER IND LTD·Filed 1990·Granted Jan 7, 1992·2 cites·16 claims
- 4731US4788666AMemory units with normal and bit select write modesBROTHER IND LTD·Filed 1988·Granted Nov 29, 1988·1 cites·3 claims
- 4830US5075717AImage recording apparatusBROTHER IND LTD·Filed 1990·Granted Dec 24, 1991·0 cites·20 claims
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