Inventor
MIMURA CHIEKO
JP17 patents
Patents
17 patentsUS11378913B2Jul 5, 2022
Image forming apparatus capable of controlling extension of use of drum cartridge
BROTHER IND LTD2 citations72
US11256211B2Feb 22, 2022
Image forming apparatus capable of controlling extension of use of drum cartridge
BROTHER IND LTD2 citations72
US11442389B2Sep 13, 2022
Image forming apparatus including transfer unit and capable of determining lifetime of transfer unit
BROTHER IND LTD0 citations62
US11934144B2Mar 19, 2024
Image forming apparatus capable of controlling extension of use of drum cartridge
BROTHER IND LTD0 citations61
US11809128B2Nov 7, 2023
Image forming apparatus capable of controlling extension of use of drum cartridge
BROTHER IND LTD0 citations61
US11809113B2Nov 7, 2023
Drum cartridge for use with a toner cartridge in an image forming apparatus
BROTHER IND LTD0 citations61
US11092920B2Aug 17, 2021
Image forming apparatus
BROTHER IND LTD0 citations61
US10488807B2Nov 26, 2019
Charge removal process in image forming apparatus
BROTHER IND LTD1 citations61
US9400478B2Jul 26, 2016
Image forming apparatus, image forming method and non-transitory computer-readable storage device having image forming program
BROTHER IND LTD2 citations60
US11640133B2May 2, 2023
Image forming apparatus capable of calculating deterioration quantity of photosensitive drum based on the number of rotations in contact and separation states
BROTHER IND LTD0 citations51
US10254678B2Apr 9, 2019
Image forming apparatus having image bearing member and collection device to collect materials adhered on the image bearing member
BROTHER IND LTD0 citations51
US11378895B2Jul 5, 2022
Image forming apparatus with developing roller separation processing
BROTHER IND LTD0 citations50
US9857719B2Jan 2, 2018
Image forming apparatus having photosensitive body and charging device
BROTHER IND LTD1 citations50
US10691039B2Jun 23, 2020
Charge removal process in image forming apparatus
BROTHER IND LTD0 citations40
US10444657B2Oct 15, 2019
Charge voltage controller for process unit of image forming apparatus, method of controlling the same, and non-transitory computer-readable storage medium
BROTHER IND LTD0 citations40
US10289019B2May 14, 2019
Image forming apparatus that controls cleaning ability of cleaner and control method thereof
BROTHER IND LTD0 citations40
US9952551B2Apr 24, 2018
Image forming apparatus for performing scraping process to scrape photosensitive member
BROTHER IND LTD0 citations40