Inventor
GYOTOKU EIJI
JP17 patents
⚠️ This page may combine multiple inventors who share the name “GYOTOKU EIJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
KYOCERA DOCUMENT SOLUTIONS INC
13 patentsUS9829829B2Nov 28, 2017
Developing device and image forming apparatus provided with same
KYOCERA DOCUMENT SOLUTIONS INC2 citations72
US10698337B2Jun 30, 2020
Image forming apparatus with developer information acquisition unit that acquires information relating to deterioration of developer based on an acquired toner charging amount
KYOCERA DOCUMENT SOLUTIONS INC2 citations62
US11906912B2Feb 20, 2024
Toner conveyance device that can execute toner loosening mode, and developing device and image forming apparatus including the same
KYOCERA DOCUMENT SOLUTIONS INC0 citations51
US11906911B2Feb 20, 2024
Developing device and image forming apparatus including developer conveying member and toner concentration sensor
KYOCERA DOCUMENT SOLUTIONS INC0 citations51
US11906910B2Feb 20, 2024
Image forming apparatus including developer conveying member and toner concentration sensor
KYOCERA DOCUMENT SOLUTIONS INC0 citations51
US11809096B2Nov 7, 2023
Toner conveyance device, and developing device and image forming apparatus including the same
KYOCERA DOCUMENT SOLUTIONS INC0 citations51
US9229373B1Jan 5, 2016
Developing device including a developer feeding member having a rotary shaft, a first transport blade for stirring and transporting developer, a blocking portion for blocking the developer, a paddle extending parallel to the rotary shaft, and a second transport blade for transporting the developer in the opposite direction to the first transport blade, and image forming apparatus therewith
KYOCERA DOCUMENT SOLUTIONS INC1 citations51
US9141072B2Sep 22, 2015
Image forming apparatus and image deletion reducing method
KYOCERA DOCUMENT SOLUTIONS INC1 citations51
US9366995B2Jun 14, 2016
Developing device and image forming apparatus provided with same
KYOCERA DOCUMENT SOLUTIONS INC0 citations41
US9104168B2Aug 11, 2015
Image forming apparatus
KYOCERA DOCUMENT SOLUTIONS INC0 citations41
US9042767B2May 26, 2015
Image forming apparatus having a drum heater
KYOCERA DOCUMENT SOLUTIONS INC0 citations41
US9122199B2Sep 1, 2015
Developing device and an image forming apparatus including the same
KYOCERA DOCUMENT SOLUTIONS INC0 citations40
US8879938B2Nov 4, 2014
Developing device and image forming apparatus including same
KYOCERA DOCUMENT SOLUTIONS INC0 citations40
MINOLTA CO LTD
4 patentsUS6343201B1Jan 29, 2002
Developing apparatus comprising developing roller that is rotated upward from below in developing area and image forming apparatus using the same
MINOLTA CO LTD36 citations92
US5911098AJun 8, 1999
Development apparatus and method using selectively applied AC voltages
MINOLTA CO LTD31 citations92
US5828936AOct 27, 1998
Developing device
MINOLTA CO LTD12 citations73
US6708016B2Mar 16, 2004
Developing device comprising a regulation member having at least one bent part
MINOLTA CO LTD3 citations62