P

Inventor

FURUKAWA MASAAKI

JP45 patents
⚠️ This page may combine multiple inventors who share the name “FURUKAWA MASAAKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

BROTHER IND LTD

30 patents
US10082765B2Sep 25, 2018

Process cartridge and image forming apparatus

BROTHER IND LTD7 citations84
US11740583B2Aug 29, 2023

Image forming apparatus

BROTHER IND LTD2 citations73
US11249438B2Feb 15, 2022

Image forming apparatus

BROTHER IND LTD2 citations73
US12578676B2Mar 17, 2026

Image forming apparatus including developing guide for guiding attachment and detachment of developing cartridge to and from main body housing

BROTHER IND LTD0 citations62
US12566401B2Mar 3, 2026

Image forming apparatus having process cartridge with electrical contacts and memory contact facing outward

BROTHER IND LTD0 citations62
US12197166B2Jan 14, 2025

Image forming apparatus

BROTHER IND LTD0 citations62
US12174559B2Dec 24, 2024

Toner cartridge having electrical contact surface that can contact electrical contact surface of drum cartridge in accordance with pivotal movement of casing

BROTHER IND LTD0 citations62
US12092991B2Sep 17, 2024

Image forming apparatus including developing guide for guiding attachment and detachment of developing cartridge to and from main body housing

BROTHER IND LTD0 citations62
US12066784B2Aug 20, 2024

Image forming apparatus

BROTHER IND LTD0 citations62
US11914323B2Feb 27, 2024

Image forming apparatus including developing guide for guiding attachment and detachment of developing cartridge to and from main body housing

BROTHER IND LTD0 citations62
US11650520B2May 16, 2023

Toner cartridge having electrical contact surface that can contact electrical contact surface of drum cartridge in accordance with pivotal movement of casing

BROTHER IND LTD0 citations62
US11531298B2Dec 20, 2022

Process cartridge and image forming apparatus

BROTHER IND LTD0 citations62
US11333999B2May 17, 2022

Toner cartridge including shutter rotatable between first position and second position

BROTHER IND LTD0 citations62
US11281155B2Mar 22, 2022

Process cartridge and image forming apparatus

BROTHER IND LTD0 citations62
US10908533B2Feb 2, 2021

Toner cartridge including shutter rotatable between first position and second position

BROTHER IND LTD0 citations62
USD1095670SSep 30, 2025

Photosensitive drum unit

BROTHER IND LTD0 citations60
US12242213B2Mar 4, 2025

Cartridge including holder that holds electrical contact surface and has hole overlapped with the same

BROTHER IND LTD0 citations52
US11906924B2Feb 20, 2024

Image forming apparatus

BROTHER IND LTD0 citations52
US11846896B2Dec 19, 2023

Toner cartridge including movable shutter provided with protrusion on which electrical contact surface is provided

BROTHER IND LTD0 citations52
US11474473B2Oct 18, 2022

Image forming apparatus including drum cartridge having waste toner accumulating unit in which waste toner is accumulated

BROTHER IND LTD0 citations52
US10866557B2Dec 15, 2020

Image forming apparatus

BROTHER IND LTD0 citations52
US10831151B2Nov 10, 2020

Process cartridge and image forming apparatus

BROTHER IND LTD0 citations52
US10705455B2Jul 7, 2020

Toner cartridge including shutter rotatable between first position and second position

BROTHER IND LTD0 citations52
US10684587B2Jun 16, 2020

Process cartridge and image forming apparatus

BROTHER IND LTD0 citations52
US10579011B2Mar 3, 2020

Process cartridge and image forming apparatus

BROTHER IND LTD0 citations52
US10197969B2Feb 5, 2019

Process cartridge and image forming apparatus

BROTHER IND LTD0 citations52
US11886129B2Jan 30, 2024

Image forming apparatus to which solvent cartridge that can accommodate therein solvent is detachably attachable independently of developing cartridge

BROTHER IND LTD0 citations50
US12025942B2Jul 2, 2024

Image forming apparatus

BROTHER IND LTD0 citations49
US11860558B2Jan 2, 2024

Image forming apparatus

BROTHER IND LTD0 citations49
US10466646B2Nov 5, 2019

Process cartridge and image forming apparatus

BROTHER IND LTD0 citations42

EBARA CORP

2 patents

LUMENTUM JAPAN INC

2 patents

HITACHI LTD

2 patents

NISSHIN SPINNING

2 patents

KYUSHU INST TECHNOLOGY

1 patent

ADERANS KK

1 patent

TOSHIBA MITSUBISHI ELECTRIC INDUSTRIAL SYSTEMS CORP

1 patent

TOSHIBA MITSUBISHI ELEC IND

1 patent

SCREEN HOLDINGS CO LTD

1 patent

TOSHIBA MITSUBISHI-ELECTRIC IND SYSTEMS CORP

1 patent

FURUKAWA MASAAKI

1 patent