P

Inventor

TAGUCHI KAZUNA

JP104 patents
⚠️ This page may combine multiple inventors who share the name “TAGUCHI KAZUNA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

BROTHER IND LTD

49 patents
US9383720B1Jul 5, 2016

Process cartridge and drum cartridge

BROTHER IND LTD24 citations94
US11415933B2Aug 16, 2022

Developing cartridge providing layout of electrodes and detection gear

BROTHER IND LTD4 citations84
US11231674B2Jan 25, 2022

Image forming device having drawer

BROTHER IND LTD4 citations84
US10928750B2Feb 23, 2021

Developing cartridge including protrusion positioned at outer surface of casing

BROTHER IND LTD4 citations84
US10551768B2Feb 4, 2020

Developing cartridge including protrusion positioned at outer surface of casing

BROTHER IND LTD6 citations84
US10379492B2Aug 13, 2019

Developing cartridge providing layout of electrodes and detection gear

BROTHER IND LTD5 citations84
US10241467B2Mar 26, 2019

Developing cartridge providing layout of electrodes and detection gear

BROTHER IND LTD7 citations84
US10108138B2Oct 23, 2018

Image forming apparatus including process cartridge having a toner cartridge detachably attached to a drum cartridge

BROTHER IND LTD4 citations84
US9857731B2Jan 2, 2018

Developing cartridge including protrusion positioned at outer surface of casing

BROTHER IND LTD8 citations84
USD795340SAug 22, 2017

Toner cartridge

BROTHER IND LTD11 citations84
USD783087SApr 4, 2017

Photosensitive drum unit

BROTHER IND LTD9 citations84
US11934113B2Mar 19, 2024

Developing cartridge including protrusion positioned at outer surface of casing

BROTHER IND LTD2 citations73
US11803154B2Oct 31, 2023

Developing cartridge providing layout of electrodes and detection gear

BROTHER IND LTD2 citations73
US11556085B2Jan 17, 2023

Image forming device having drawer

BROTHER IND LTD2 citations73
US10303113B2May 28, 2019

Developing cartridge comprising mechanism for information detection

BROTHER IND LTD1 citations73
US10073409B2Sep 11, 2018

Developing cartridge comprising mechanism for information detection

BROTHER IND LTD2 citations73
US9964922B2May 8, 2018

Developing cartridge providing layout of electrodes and detection gear

BROTHER IND LTD2 citations73
US9904237B2Feb 27, 2018

Developing cartridge including protrusion pivotally movable relative to casing

BROTHER IND LTD4 citations73
US9864329B2Jan 9, 2018

Developer cartridge provided with gear including protrusion

BROTHER IND LTD4 citations73
US9846405B2Dec 19, 2017

Developing cartridge comprising mechanism for information detection

BROTHER IND LTD4 citations73
USD795341SAug 22, 2017

Toner cartridge

BROTHER IND LTD4 citations73
US11402773B2Aug 2, 2022

Fuser

BROTHER IND LTD2 citations72
US12541166B2Feb 3, 2026

Image forming device having drawer

BROTHER IND LTD0 citations63
US12282288B2Apr 22, 2025

Image forming apparatus

BROTHER IND LTD0 citations63
US12259680B2Mar 25, 2025

Image forming apparatus

BROTHER IND LTD0 citations63
US12204275B2Jan 21, 2025

Developing cartridge providing layout of electrodes and detection gear

BROTHER IND LTD0 citations63
US12147189B2Nov 19, 2024

Image forming device

BROTHER IND LTD0 citations63
US12105456B2Oct 1, 2024

Image forming device having drawer

BROTHER IND LTD0 citations63
US11927912B2Mar 12, 2024

Image forming apparatus and process cartridge including drum cartridge and development cartridge

BROTHER IND LTD0 citations63
US11815846B2Nov 14, 2023

Image forming apparatus

BROTHER IND LTD0 citations63
US11762328B2Sep 19, 2023

Image forming apparatus

BROTHER IND LTD0 citations63
US11656575B2May 23, 2023

Image forming device

BROTHER IND LTD0 citations63
US11604433B2Mar 14, 2023

Developing cartridge providing layout of electrodes and detection gear

BROTHER IND LTD0 citations63
US11493877B2Nov 8, 2022

Image forming apparatus

BROTHER IND LTD1 citations63
US11487241B2Nov 1, 2022

Image forming device

BROTHER IND LTD0 citations63
US11454919B2Sep 27, 2022

Image forming apparatus including process cartridge having a toner cartridge detachably attached to a drum cartridge

BROTHER IND LTD0 citations63
US11442403B2Sep 13, 2022

Image forming apparatus and process cartridge including drum cartridge and development cartridge

BROTHER IND LTD0 citations63
US11409231B2Aug 9, 2022

Image forming apparatus having a drawer including a lock portion

BROTHER IND LTD0 citations63
US11314200B2Apr 26, 2022

Image forming apparatus

BROTHER IND LTD0 citations63
US11199809B2Dec 14, 2021

Image forming device

BROTHER IND LTD0 citations63
US11137704B2Oct 5, 2021

Fixing device and image forming apparatus

BROTHER IND LTD0 citations63
US11126136B2Sep 21, 2021

Image forming apparatus having drawer

BROTHER IND LTD1 citations63
US11009826B2May 18, 2021

Image forming apparatus including process cartridge having a toner cartridge detachably attached to a drum cartridge

BROTHER IND LTD0 citations63
US12529995B2Jan 20, 2026

Image forming apparatus including process cartridge provided with toner receiving part for receiving toner

BROTHER IND LTD0 citations62
US12487557B2Dec 2, 2025

Image forming apparatus including toner cartridge that is detachable from housing with drum cartridge kept attached to housing

BROTHER IND LTD0 citations62
US12436494B2Oct 7, 2025

Image forming device and process cartridge therefor

BROTHER IND LTD0 citations62
US12366817B2Jul 22, 2025

Developing cartridge including protrusion positioned at outer surface of casing

BROTHER IND LTD0 citations62
US12222666B2Feb 11, 2025

Fixing device including pressure roller whose elastic layer has little impact on nip width due to thermal expansion

BROTHER IND LTD0 citations62
US12147188B2Nov 19, 2024

Image forming apparatus including process cartridge provided with toner receiving part for receiving toner

BROTHER IND LTD0 citations62

SOUDA MAKOTO

1 patent

Showing the top 50 of 104 patents by PatentIndex Score.