Inventor
YOSHII TOMOYUKI
JP28 patents
⚠️ This page may combine multiple inventors who share the name “YOSHII TOMOYUKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
FUJI XEROX CO LTD
14 patentsUS10877400B1Dec 29, 2020
Developing device and image forming apparatus
FUJI XEROX CO LTD11 citations85
US8989637B2Mar 24, 2015
Developing device and image forming device
FUJI XEROX CO LTD10 citations83
US6580443B2Jun 17, 2003
Color image forming device with simplified optical unit incorporating a laser source
FUJI XEROX CO LTD14 citations83
US10996588B1May 4, 2021
Powder transport apparatus
FUJI XEROX CO LTD2 citations73
US10921733B1Feb 16, 2021
Developing device and image forming apparatus having developer replenishing blade
FUJI XEROX CO LTD0 citations51
US10908528B2Feb 2, 2021
Developing device and image forming apparatus
FUJI XEROX CO LTD0 citations51
US10890859B2Jan 12, 2021
Developing device and image forming apparatus
FUJI XEROX CO LTD0 citations51
US10613454B1Apr 7, 2020
Developing device and image forming apparatus with exhaust port for discharging air
FUJI XEROX CO LTD0 citations51
US10591843B2Mar 17, 2020
Image forming apparatus and developing device
FUJI XEROX CO LTD0 citations48
US10739699B1Aug 11, 2020
Developing device having a delivery unit to transport collected developer and image forming apparatus having the same
FUJI XEROX CO LTD0 citations41
US9417582B1Aug 16, 2016
Image forming apparatus including a controller that controls superposition of a correction toner image
FUJI XEROX CO LTD0 citations40
US9383683B2Jul 5, 2016
Transport mechanism, developing device, and image forming apparatus
FUJI XEROX CO LTD0 citations40
US9454104B1Sep 27, 2016
Developing device and image forming apparatus
FUJI XEROX CO LTD0 citations38
US8948662B2Feb 3, 2015
Two-component developer, developing device, and image forming apparatus
FUJI XEROX CO LTD0 citations38
NEC CORP
8 patentsUS6472115B2Oct 29, 2002
Image forming apparatus and image forming method
NEC CORP12 citations73
US6413689B1Jul 2, 2002
Porous photosensitive body and method of manufacturing same
NEC CORP5 citations62
US6275673B1Aug 14, 2001
Photosensitive unit, light source and image forming apparatus
NEC CORP2 citations62
US6040106AMar 21, 2000
Porous photoreceptor and method for manufacturing the same
NEC CORP3 citations62
US5427879AJun 27, 1995
electrophotographic photoreceptors
NEC CORP5 citations60
US6445897B2Sep 3, 2002
Wet-type developing apparatus and image forming apparatus using the same
NEC CORP5 citations57
US6487385B2Nov 26, 2002
Liquid electrophotographic imaging system with a maximized solid toner ratio
NEC CORP1 citations51
US6252620B1Jun 26, 2001
Image recording apparatus and image recording method
NEC CORP0 citations41
FUJIFILM BUSINESS INNOVATION CORP
4 patentsUS11506995B2Nov 22, 2022
Developing device and image forming apparatus
FUJIFILM BUSINESS INNOVATION CORP0 citations51
US11609511B2Mar 21, 2023
Developing device and image forming apparatus having a reverse helical blade on a downstream end of a developer transport path
FUJIFILM BUSINESS INNOVATION CORP0 citations50
US11506997B1Nov 22, 2022
Developing device and image forming apparatus
FUJIFILM BUSINESS INNOVATION CORP0 citations50
US11036162B1Jun 15, 2021
Powder transport apparatus
FUJIFILM BUSINESS INNOVATION CORP0 citations50