P

Inventor

AOYAMA JUMPEI

JP28 patents
⚠️ This page may combine multiple inventors who share the name “AOYAMA JUMPEI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

AOYAMA JUMPEI

16 patents
US9856099B2Jan 2, 2018

Sheet feeder and image forming apparatus incorporating the sheet feeder

AOYAMA JUMPEI9 citations83
US9216867B2Dec 22, 2015

Sheet feeder and image forming apparatus incorporating same

AOYAMA JUMPEI12 citations83
US9037073B2May 19, 2015

Bypass feeder and door on an image forming apparatus

AOYAMA JUMPEI10 citations83
US10968061B2Apr 6, 2021

Image forming apparatus

AOYAMA JUMPEI3 citations72
US9625866B2Apr 18, 2017

Image forming apparatus

AOYAMA JUMPEI4 citations72
US11548748B2Jan 10, 2023

Image forming apparatus

AOYAMA JUMPEI0 citations62
US9411294B2Aug 9, 2016

Bypass feeder and door on an image forming apparatus

AOYAMA JUMPEI2 citations62
US9126781B2Sep 8, 2015

Sheet feeder and image forming apparatus incorporating same

AOYAMA JUMPEI3 citations62
US12338094B2Jun 24, 2025

Image forming apparatus

AOYAMA JUMPEI0 citations61
US11667484B2Jun 6, 2023

Image forming apparatus

AOYAMA JUMPEI0 citations61
US8695969B2Apr 15, 2014

Sheet adjusting device, sheet holding receptacle incorporating same, and image forming apparatus incorporating same

AOYAMA JUMPEI2 citations61
US8585043B2Nov 19, 2013

Sheet adjusting device, sheet holding receptacle, image forming mechanism, and image reading mechanism

AOYAMA JUMPEI2 citations61
US11774659B1Oct 3, 2023

Display device and image forming apparatus

AOYAMA JUMPEI0 citations58
US10202250B2Feb 12, 2019

Image forming apparatus

AOYAMA JUMPEI0 citations51
US9487363B2Nov 8, 2016

Sheet feeder and image forming apparatus incorporating same

AOYAMA JUMPEI1 citations51
US10865059B2Dec 15, 2020

Sheet container, sheet conveying device incorporating the sheet container, and image forming apparatus incorporating the sheet conveying device

AOYAMA JUMPEI0 citations38

TOBINAGA HIDEKI

3 patents
US9869959B2Jan 16, 2018

Image forming apparatus

TOBINAGA HIDEKI0 citations49
US9568879B2Feb 14, 2017

Image forming apparatus

TOBINAGA HIDEKI0 citations49
US9448517B2Sep 20, 2016

Image forming apparatus

TOBINAGA HIDEKI0 citations38

HORITA HIROFUMI

2 patents
US10486922B2Nov 26, 2019

Sheet feeding device and image forming apparatus incorporating the sheet feeding device

HORITA HIROFUMI12 citations82
US11267666B2Mar 8, 2022

Drive transmitter, sheet feeding device incorporating the drive transmitter, and image forming apparatus incorporating the drive transmitter

HORITA HIROFUMI4 citations71

OHTSUKA RIE

1 patent
US8941849B2Jan 27, 2015

Sheet positioning device, sheet holding receptacle incorporating same, and image forming apparatus incorporating same

OHTSUKA RIE10 citations80

ARAAKI SATOSHI

1 patent
US8894063B2Nov 25, 2014

Image forming apparatus and sheet positioning device using method of sheet positioning

ARAAKI SATOSHI7 citations76

KUNO SATOSHI

1 patent
US10167148B2Jan 1, 2019

Image forming apparatus and dustproof cover

KUNO SATOSHI4 citations70

SAGAWA YASUHIRO

1 patent
US8684350B2Apr 1, 2014

Sheet adjusting device, sheet holding receptacle incorporating same, and image forming apparatus incorporating same

SAGAWA YASUHIRO4 citations66

RICOH CO LTD

1 patent
US11577519B2Feb 14, 2023

Liquid discharge device, image forming apparatus incorporating the liquid discharge device, and method of supplying liquid

RICOH CO LTD0 citations62

TOMITA KENJI

1 patent
US10429786B2Oct 1, 2019

Drive transmission device and image forming apparatus incorporating the drive transmission device

TOMITA KENJI1 citations60

SHIGA YUUKI

1 patent
US11442390B2Sep 13, 2022

Sheet 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 device

SHIGA YUUKI0 citations49