P

Inventor

MOTOHASHI SATORU

JP29 patents
⚠️ This page may combine multiple inventors who share the name “MOTOHASHI SATORU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

CANON KK

24 patents
US6272306B1Aug 7, 2001

Developing apparatus and image forming apparatus having first and second voltages applied to a developing satisfying predetermined relationships

CANON KK22 citations92
US6167212ADec 26, 2000

Development density adjusting method for image forming apparatus

CANON KK22 citations92
US7162173B2Jan 9, 2007

Image forming apparatus using an ordered set of first, second and charging AC peak to peak voltages

CANON KK10 citations84
US7035560B2Apr 25, 2006

Image forming apparatus having charging member supplied with a plurality of alternating voltages and memory for storing information for selecting the voltages

CANON KK15 citations84
US6882806B2Apr 19, 2005

Charging apparatus determining a peak-to-peak voltage to be applied to a charging member

CANON KK19 citations84
US11841668B2Dec 12, 2023

Foreign substance collection apparatus, process cartridge, and image forming apparatus

CANON KK2 citations73
US11314193B2Apr 26, 2022

Foreign substance collection apparatus, process cartridge, and image forming apparatus

CANON KK1 citations73
US12253811B2Mar 18, 2025

Developing device

CANON KK1 citations63
US12124205B2Oct 22, 2024

Foreign substance collection apparatus, process cartridge, and image forming apparatus

CANON KK0 citations62
US11829087B2Nov 28, 2023

Image forming apparatus with image bearing members having different surface layer thicknesses

CANON KK0 citations62
US11526103B2Dec 13, 2022

Image forming apparatus capable of suppressing image defect due to foreign matter

CANON KK0 citations62
US11493857B2Nov 8, 2022

Image forming apparatus

CANON KK0 citations62
US10877396B2Dec 29, 2020

Image forming apparatus

CANON KK1 citations62
US7194215B2Mar 20, 2007

Process cartridge comprising memory medium storing information for selecting one of a plurality of alternating voltages applied to charging member and such a memory medium

CANON KK2 citations62
US7174112B2Feb 6, 2007

Image forming apparatus featuring a transfer bias having a polarity opposite to a polarity of a charged toner

CANON KK2 citations62
US11314186B2Apr 26, 2022

Image forming apparatus having developer conveyance speed control

CANON KK0 citations52
US10216143B2Feb 26, 2019

Image forming apparatus having a lubricant and developer of opposite polarity

CANON KK0 citations52
US9874848B2Jan 23, 2018

Image forming apparatus having a lubricant and developer of opposite polarity

CANON KK0 citations52
US12393135B2Aug 19, 2025

Image forming apparatus

CANON KK0 citations49
US12313982B2May 27, 2025

Image forming apparatus having longer term anti-fogging

CANON KK0 citations49
US12204269B2Jan 21, 2025

Image forming apparatus including movable brush member

CANON KK0 citations46
US10401779B2Sep 3, 2019

Image forming apparatus

CANON KK0 citations42
US10108105B2Oct 23, 2018

Developing apparatus and image forming apparatus

CANON KK0 citations42
US10338495B2Jul 2, 2019

Image forming apparatus

CANON KK0 citations41

FUJI ELECTRIC CO LTD

3 patents

KOMATSU SACHIAKI

1 patent

MOTOHASHI SATORU

1 patent