Inventor
YUASA KOICHIRO
JP25 patents
⚠️ This page may combine multiple inventors who share the name “YUASA KOICHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
FUJI XEROX CO LTD
16 patentsUS7251434B2Jul 31, 2007
Color image forming apparatus
FUJI XEROX CO LTD11 citations83
US9501015B2Nov 22, 2016
Image forming apparatus utilizing flat pigment
FUJI XEROX CO LTD4 citations72
US9946184B2Apr 17, 2018
Image forming apparatus using flat toner to obtain a gloss
FUJI XEROX CO LTD2 citations71
US9383689B1Jul 5, 2016
Image forming apparatus that transfers a first image formed using a toner containing a pigment other than a flat pigment and that transfers a second image formed using a toner containing a flat pigment
FUJI XEROX CO LTD2 citations62
US7962066B2Jun 14, 2011
Cleaning unit, image forming apparatus using the same, and cleaner
FUJI XEROX CO LTD3 citations62
US7224930B2May 29, 2007
Image forming apparatus
FUJI XEROX CO LTD6 citations62
US10635048B2Apr 28, 2020
Transfer unit comprising alternating current bias and humidifying unit
FUJI XEROX CO LTD0 citations51
US10386748B2Aug 20, 2019
Transfer device and image forming apparatus that sets charging device based on location of the toner base layer
FUJI XEROX CO LTD0 citations51
US9285734B2Mar 15, 2016
Image forming apparatus
FUJI XEROX CO LTD0 citations51
US9285718B2Mar 15, 2016
Image forming apparatus including a first transfer section using toner containing flat metallic pigment particles and second transfer section using toner not containing flat metallic pigment particles
FUJI XEROX CO LTD1 citations51
US9836008B2Dec 5, 2017
Image forming apparatus
FUJI XEROX CO LTD0 citations41
US7395022B2Jul 1, 2008
Image forming apparatus with toner recovery system
FUJI XEROX CO LTD0 citations41
US9551948B2Jan 24, 2017
Image forming apparatus fixing of toner containing flat particles
FUJI XEROX CO LTD0 citations40
US9383695B2Jul 5, 2016
Image forming apparatus with flat pigment control
FUJI XEROX CO LTD0 citations40
US9217965B2Dec 22, 2015
Image forming apparatus
FUJI XEROX CO LTD0 citations40
US9116472B2Aug 25, 2015
Image forming apparatus
FUJI XEROX CO LTD0 citations40
FUJIFILM BUSINESS INNOVATION CORP
7 patentsUS11966176B2Apr 23, 2024
Transfer member, transfer drum, and image forming apparatus
FUJIFILM BUSINESS INNOVATION CORP0 citations62
US11768450B2Sep 26, 2023
Drum member and image forming apparatus
FUJIFILM BUSINESS INNOVATION CORP0 citations62
US11656563B2May 23, 2023
Jacket, transfer device, and image forming device
FUJIFILM BUSINESS INNOVATION CORP0 citations62
US11609514B2Mar 21, 2023
Transfer member, transfer drum, and image forming apparatus
FUJIFILM BUSINESS INNOVATION CORP0 citations62
US11385574B2Jul 12, 2022
Rotation device and image forming apparatus
FUJIFILM BUSINESS INNOVATION CORP0 citations62
US11579541B2Feb 14, 2023
Image forming apparatus including a rollshaped charge unit for secondary transfer body
FUJIFILM BUSINESS INNOVATION CORP0 citations52
US11493872B2Nov 8, 2022
Static elimination device and medium processing device using the same
FUJIFILM BUSINESS INNOVATION CORP0 citations51