Inventor · disambiguated record
Jumpei Aoyama
Also filed as: AOYAMA JUMPEI
28 granted patents·1 pending application·90 citations·filing 2011–2023
95Inventor score
Top patents by PatentIndex Score
29 records- 0195US10486922B2Sheet feeding device and image forming apparatus incorporating the sheet feeding deviceHORITA HIROFUMI·Filed 2017·Granted Nov 26, 2019·12 cites·17 claims
- 0295US9856099B2Sheet feeder and image forming apparatus incorporating the sheet feederAOYAMA JUMPEI·Filed 2016·Granted Jan 2, 2018·9 cites·20 claims
- 0394US9216867B2Sheet feeder and image forming apparatus incorporating sameAOYAMA JUMPEI·Filed 2014·Granted Dec 22, 2015·12 cites·11 claims
- 0494US9037073B2Bypass feeder and door on an image forming apparatusAOYAMA JUMPEI·Filed 2014·Granted May 19, 2015·10 cites·8 claims
- 0590US10968061B2Image forming apparatusAOYAMA JUMPEI·Filed 2018·Granted Apr 6, 2021·3 cites·20 claims
- 0688US11267666B2Drive transmitter, sheet feeding device incorporating the drive transmitter, and image forming apparatus incorporating the drive transmitterHORITA HIROFUMI·Filed 2019·Granted Mar 8, 2022·4 cites·14 claims
- 0788US8941849B2Sheet positioning device, sheet holding receptacle incorporating same, and image forming apparatus incorporating sameOHTSUKA RIE·Filed 2013·Granted Jan 27, 2015·10 cites·7 claims
- 0885US10167148B2Image forming apparatus and dustproof coverKUNO SATOSHI·Filed 2017·Granted Jan 1, 2019·4 cites·9 claims
- 0985US9625866B2Image forming apparatusAOYAMA JUMPEI·Filed 2014·Granted Apr 18, 2017·4 cites·12 claims
- 1083US9411294B2Bypass feeder and door on an image forming apparatusAOYAMA JUMPEI·Filed 2015·Granted Aug 9, 2016·2 cites·16 claims
- 1181US12338094B2Image forming apparatusAOYAMA JUMPEI·Filed 2023·Granted Jun 24, 2025·0 cites·17 claims
- 1281US8894063B2Image forming apparatus and sheet positioning device using method of sheet positioningARAAKI SATOSHI·Filed 2013·Granted Nov 25, 2014·7 cites·19 claims
- 1378US9126781B2Sheet feeder and image forming apparatus incorporating sameAOYAMA JUMPEI·Filed 2013·Granted Sep 8, 2015·3 cites·16 claims
- 1476US10429786B2Drive transmission device and image forming apparatus incorporating the drive transmission deviceTOMITA KENJI·Filed 2018·Granted Oct 1, 2019·1 cites·12 claims
- 1573US11667484B2Image forming apparatusAOYAMA JUMPEI·Filed 2021·Granted Jun 6, 2023·0 cites·20 claims
- 1671US8684350B2Sheet adjusting device, sheet holding receptacle incorporating same, and image forming apparatus incorporating sameSAGAWA YASUHIRO·Filed 2011·Granted Apr 1, 2014·4 cites·7 claims
- 1769US9487363B2Sheet feeder and image forming apparatus incorporating sameAOYAMA JUMPEI·Filed 2015·Granted Nov 8, 2016·1 cites·12 claims
- 1868US11577519B2Liquid discharge device, image forming apparatus incorporating the liquid discharge device, and method of supplying liquidRICOH CO LTD·Filed 2021·Granted Feb 14, 2023·0 cites·12 claims
- 1965US8585043B2Sheet adjusting device, sheet holding receptacle, image forming mechanism, and image reading mechanismAOYAMA JUMPEI·Filed 2011·Granted Nov 19, 2013·2 cites·13 claims
- 2064US8695969B2Sheet adjusting device, sheet holding receptacle incorporating same, and image forming apparatus incorporating sameAOYAMA JUMPEI·Filed 2011·Granted Apr 15, 2014·2 cites·18 claims
- 2162US11774659B1Display device and image forming apparatusAOYAMA JUMPEI·Filed 2023·Granted Oct 3, 2023·0 cites·9 claims
- 2262US11548748B2Image forming apparatusAOYAMA JUMPEI·Filed 2021·Granted Jan 10, 2023·0 cites·25 claims
- 2359US9869959B2Image forming apparatusTOBINAGA HIDEKI·Filed 2017·Granted Jan 16, 2018·0 cites·11 claims
- 2458US9568879B2Image forming apparatusTOBINAGA HIDEKI·Filed 2014·Granted Feb 14, 2017·0 cites·15 claims
- 2555US10202250B2Image forming apparatusAOYAMA JUMPEI·Filed 2015·Granted Feb 12, 2019·0 cites·19 claims
- 2649US11442390B2Sheet conveying device, image reading device incorporating the sheet conveying device, image forming apparatus incorporating the sheet conveying device, and image forming system incorporating the sheet conveying deviceSHIGA YUUKI·Filed 2019·Granted Sep 13, 2022·0 cites·17 claims
- 2745US10865059B2Sheet container, sheet conveying device incorporating the sheet container, and image forming apparatus incorporating the sheet conveying deviceAOYAMA JUMPEI·Filed 2019·Granted Dec 15, 2020·0 cites·12 claims
- 2843US2020290829A1Sheet feeding device and image forming apparatus incorporating the sheet feeding deviceAOYAMA JUMPEI·Filed 2020·Application pending·0 cites
- 2933US9448517B2Image forming apparatusTOBINAGA HIDEKI·Filed 2015·Granted Sep 20, 2016·0 cites·33 claims
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