Inventor · disambiguated record
Akinobu Nakahata
Also filed as: NAKAHATA AKINOBU
43 granted patents·5 pending applications·353 citations·filing 1992–2025
97Inventor score
Top patents by PatentIndex Score
48 records- 0192US10029489B2Printing apparatusSEIKO EPSON CORP·Filed 2016·Granted Jul 24, 2018·4 cites·18 claims
- 0291US5347350ASheet feederMITA INDUSTRIAL CO LTD·Filed 1993·Granted Sep 13, 1994·45 cites·18 claims
- 0389US11738965B2Stacker and medium processing deviceSEIKO EPSON CORP·Filed 2022·Granted Aug 29, 2023·1 cites·15 claims
- 0489US9427982B2Recording apparatusSEIKO EPSON CORP·Filed 2014·Granted Aug 30, 2016·5 cites·22 claims
- 0589US5199695ACassette for feeding sheet materialsMITA INDUSTRIAL CO LTD·Filed 1992·Granted Apr 6, 1993·39 cites·29 claims
- 0688US11577926B2Sheet processing apparatusSEIKO EPSON CORP·Filed 2020·Granted Feb 14, 2023·2 cites·12 claims
- 0788US6014541ADevice for recovering toner in an image-forming machineMITA INDUSTRIAL CO LTD·Filed 1998·Granted Jan 11, 2000·47 cites·8 claims
- 0887US12420573B2Recording apparatusSEIKO EPSON CORP·Filed 2024·Granted Sep 23, 2025·0 cites·11 claims
- 0986USD398633SDeveloper unit for an image forming apparatusMITA INDUSTRIAL CO LTD·Filed 1997·Granted Sep 22, 1998·32 cites·1 claims
- 1084US2025269669A1Transportation apparatus and printing apparatusSEIKO EPSON CORP·Filed 2025·Application pending·0 cites
- 1183US5758230ADevice for developing electrostatic latent imageMITA INDUSTRIAL CO LTD·Filed 1996·Granted May 26, 1998·35 cites·11 claims
- 1282US12343983B2Transportation apparatus and printing apparatusSEIKO EPSON CORP·Filed 2023·Granted Jul 1, 2025·0 cites·13 claims
- 1382US11964474B2Recording apparatusSEIKO EPSON CORP·Filed 2023·Granted Apr 23, 2024·0 cites·9 claims
- 1482US6026263ACombination including container for developer and rotating shaft mounted in container with improvements preventing toner from penetrating a gap formed by the shaft and ensuring that an agitator/conveyor of the shaft acts to fully agitate the tonerMITA INDUSTRIAL CO LTD·Filed 1998·Granted Feb 15, 2000·33 cites·14 claims
- 1578US8998205B2Recording apparatusSEIKO EPSON CORP·Filed 2014·Granted Apr 7, 2015·3 cites·11 claims
- 1676US11724504B2Transportation apparatus and printing apparatusSEIKO EPSON CORP·Filed 2021·Granted Aug 15, 2023·0 cites·10 claims
- 1776US11427429B2Stacker and medium processing deviceSEIKO EPSON CORP·Filed 2019·Granted Aug 30, 2022·1 cites·9 claims
- 1876US7460826B2Image forming apparatusSEIKO EPSON CORP·Filed 2005·Granted Dec 2, 2008·6 cites·6 claims
- 1975US11597220B2Recording apparatusSEIKO EPSON CORP·Filed 2021·Granted Mar 7, 2023·0 cites·12 claims
- 2074US7597316B2Paper feeding method and paper feederSEIKO EPSON CORP·Filed 2007·Granted Oct 6, 2009·4 cites·2 claims
- 2168US10040301B2Printing apparatusSEIKO EPSON CORP·Filed 2017·Granted Aug 7, 2018·1 cites·9 claims
- 2268US5320338ACassetteMITA INDUSTRIAL CO LTD·Filed 1993·Granted Jun 14, 1994·18 cites·16 claims
- 2367US8608155B2Printing apparatus and printing methodYATSUNAMI TETSUJI·Filed 2012·Granted Dec 17, 2013·3 cites·7 claims
- 2466US5812918AElectrostatic latent image developing device with developing agent-limiting meansMITA INDUSTRIAL CO LTD·Filed 1996·Granted Sep 22, 1998·18 cites·12 claims
- 2565US10384477B2Printing apparatusSEIKO EPSON CORP·Filed 2018·Granted Aug 20, 2019·0 cites·7 claims
- 2664US10350916B2Printing apparatusSEIKO EPSON CORP·Filed 2018·Granted Jul 16, 2019·0 cites·11 claims
- 2760US5752145AApparatus for feeding a developing agent through a device for developing an electrostatic latent imageMITA INDUSTRIAL CO LTD·Filed 1996·Granted May 12, 1998·14 cites·3 claims
- 2859US10011131B2Printing apparatusSEIKO EPSON CORP·Filed 2017·Granted Jul 3, 2018·0 cites·3 claims
- 2959US5422710ASheet discharging device for use in an image forming apparatusMITA INDUSTRIAL CO LTD·Filed 1993·Granted Jun 6, 1995·13 cites·14 claims
- 3057US10406835B2Transport rollerSEIKO EPSON CORP·Filed 2018·Granted Sep 10, 2019·0 cites·10 claims
- 3155US11498793B2Medium transport device, post-processing device, and recording apparatusSEIKO EPSON CORP·Filed 2020·Granted Nov 15, 2022·0 cites·18 claims
- 3255US11180336B2Medium transporting apparatus and post-processing apparatusSEIKO EPSON CORP·Filed 2019·Granted Nov 23, 2021·0 cites·11 claims
- 3355US2025033392A1Medium transport device and recording apparatusSEIKO EPSON CORP·Filed 2024·Application pending·0 cites
- 3454US11518640B2Medium discharge device, medium processing apparatus, and recording systemSEIKO EPSON CORP·Filed 2020·Granted Dec 6, 2022·0 cites·15 claims
- 3554US11091343B2Medium transporting apparatus, medium processing apparatus, and recording systemSEIKO EPSON CORP·Filed 2019·Granted Aug 17, 2021·0 cites·16 claims
- 3654US5481348ADischarge device for use in an image forming apparatus capable of correcting a warp on copy items passed through fixing rollersMITA INDUSTRIAL CO LTD·Filed 1993·Granted Jan 2, 1996·10 cites·8 claims
- 3752US10954091B2Medium processing apparatus, post-processing apparatus, and medium transporting apparatusSEIKO EPSON CORP·Filed 2019·Granted Mar 23, 2021·0 cites·12 claims
- 3851US2015183607A1Recording apparatusSEIKO EPSON CORP·Filed 2015·Application pending·0 cites
- 3949US10576758B2Medium feeding deviceSEIKO EPSON CORP·Filed 2018·Granted Mar 3, 2020·0 cites·9 claims
- 4048US11639280B2Medium discharging device, medium processing device, and recording systemSEIKO EPSON CORP·Filed 2019·Granted May 2, 2023·0 cites·18 claims
- 4148US2006180991A1Paper feeding method and paper feederSEIKO EPSON CORP·Filed 2005·Application pending·0 cites
- 4247US5729803ADevice for developing electrostatic latent image which prevents solidification of developing agent by vibrationMITA INDUSTRIAL CO LTD·Filed 1996·Granted Mar 17, 1998·8 cites·2 claims
- 4346US11685626B2Medium aligning device, medium processing apparatus, and recording systemSEIKO EPSON CORP·Filed 2020·Granted Jun 27, 2023·0 cites·7 claims
- 4439US2011222949A1Medium transporting apparatus and recording apparatusSEIKO EPSON CORP·Filed 2011·Application pending·0 cites
- 4537US6965740B2Image forming apparatus and sheet detecting unit incorporated in the image forming apparatusSEIKO EPSON CORP·Filed 2004·Granted Nov 15, 2005·0 cites·7 claims
- 4637US5359402AImage forming apparatus capable of forming images side by sideMITA INDUSTRIAL CO LTD·Filed 1992·Granted Oct 25, 1994·7 cites·10 claims
- 4736US5318286AParallel transport apparatusMITA INDUSTRIAL CO LTD·Filed 1993·Granted Jun 7, 1994·4 cites·3 claims
- 4828US5430534ACopy item transport device for use in an image forming apparatusMITA INDUSTRIAL CO LTD·Filed 1993·Granted Jul 4, 1995·0 cites·3 claims
Join the waitlist — get patent alerts
Get an alert when Akinobu Nakahata files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →