P

Inventor

ISHIDA YUSUKE

JP48 patents
⚠️ This page may combine multiple inventors who share the name “ISHIDA YUSUKE”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

CANON KK

32 patents
US7027746B2Apr 11, 2006

Image forming apparatus including a plurality of developing devices with a toner density detecting feature

CANON KK22 citations92
US7010237B2Mar 7, 2006

Image forming apparatus with residual toner replenishing feature based on two detection results

CANON KK28 citations92
US7734206B2Jun 8, 2010

Image forming apparatus

CANON KK12 citations84
US7536120B2May 19, 2009

Image forming apparatus with toner content detection and image density detection

CANON KK11 citations84
US7512348B2Mar 31, 2009

Image forming apparatus with a toner replenishment feature

CANON KK12 citations84
US7483657B2Jan 27, 2009

Image forming apparatus featuring a controller for controlling rotation of a developer feeding screw in response to an angle of inclination of the apparatus

CANON KK10 citations84
US7164868B2Jan 16, 2007

Image forming apparatus with changeable image forming conditions due to changes in a surface layer thickness of an image bearing member

CANON KK13 citations84
US7013095B2Mar 14, 2006

Image forming apparatus with adjustable toner content in a developing device based on surface layer thickness of an image bearing member

CANON KK14 citations84
US6975828B2Dec 13, 2005

Image forming apparatus

CANON KK15 citations84
US9405229B1Aug 2, 2016

Developing device

CANON KK7 citations83
US9897940B2Feb 20, 2018

Developing device and conveying screw for developing an electrostatic latent image on an image bearing member

CANON KK2 citations73
US9841703B2Dec 12, 2017

Developing apparatus

CANON KK5 citations73
US9235158B2Jan 12, 2016

Developing device

CANON KK4 citations73
US9217957B2Dec 22, 2015

Development device, and image forming apparatus

CANON KK6 citations73
US9002242B2Apr 7, 2015

Developing apparatus

CANON KK4 citations73
US9599926B2Mar 21, 2017

Developing unit

CANON KK5 citations72
US9442427B2Sep 13, 2016

Developing device

CANON KK3 citations72
US9316948B2Apr 19, 2016

Developing apparatus with discharge regulating member

CANON KK5 citations72
US10845729B2Nov 24, 2020

Image forming apparatus having toner density control

CANON KK3 citations71
US7831159B2Nov 9, 2010

Image forming apparatus for forming toner image using developer made of toner and carrier

CANON KK6 citations63
US7831176B2Nov 9, 2010

Image forming apparatus with residual toner transfer feature

CANON KK4 citations63
US7773913B2Aug 10, 2010

Image forming apparatus

CANON KK2 citations63
US10061231B2Aug 28, 2018

Developing device

CANON KK1 citations52
US9811026B2Nov 7, 2017

Developing device

CANON KK1 citations52
US7899363B2Mar 1, 2011

Image forming apparatus

CANON KK1 citations52
US9851670B2Dec 26, 2017

Image forming apparatus to suppress excessive interposing toner

CANON KK1 citations51
US10416593B2Sep 17, 2019

Developing device

CANON KK0 citations49
US9733594B2Aug 15, 2017

Developing device

CANON KK1 citations49
US8027617B2Sep 27, 2011

Image forming apparatus

CANON KK0 citations42
US9500991B2Nov 22, 2016

Developing apparatus having supply device with compound spiral portions

CANON KK0 citations41
US10831128B2Nov 10, 2020

Image forming apparatus having image formation interruption

CANON KK0 citations40
US9377740B2Jun 28, 2016

Image forming apparatus supplying toner based on toner density of developer contained in containing unit and method for controlling image forming apparatus

CANON KK0 citations40

HONDA MOTOR CO LTD

8 patents

ISHIDA YUSUKE

6 patents

ZENMUTECH INC

1 patent

OKABE YOSHINOBU

1 patent