Inventor
HARUTA KOTARO
JP23 patents
⚠️ This page may combine multiple inventors who share the name “HARUTA KOTARO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
BROTHER IND LTD
22 patentsUS10969737B2Apr 6, 2021
Image forming apparatus and method for ensuring adequate torque of development motor and suppressing reduction in printing speed in low-temperature environment
BROTHER IND LTD3 citations72
US10859940B2Dec 8, 2020
Image forming apparatus with developing cartridges having increased toner capacities and reducible of contact duration between developing rollers and photosensitive drums
BROTHER IND LTD4 citations72
US11556089B2Jan 17, 2023
Image forming apparatus
BROTHER IND LTD0 citations62
US11429062B2Aug 30, 2022
Image forming apparatus with plural moving mechanisms for developing rollers
BROTHER IND LTD0 citations62
US11209744B2Dec 28, 2021
Image forming apparatus having cartridge and exposure device
BROTHER IND LTD1 citations62
US10955791B2Mar 23, 2021
Image forming apparatus
BROTHER IND LTD0 citations62
US10921748B2Feb 16, 2021
Image forming apparatus with roller-drivable mechanism, roller-movable mechanism, and nipping-force adjustable mechanism
BROTHER IND LTD0 citations62
US12326686B2Jun 10, 2025
Image forming apparatus with exposure head positioning structure
BROTHER IND LTD0 citations61
US11868061B2Jan 9, 2024
Image forming apparatus to suppress unnecessary exposure of photoconductive body
BROTHER IND LTD0 citations59
US11500302B2Nov 15, 2022
Image forming apparatus to suppress unnecessary exposure of photoconductive body
BROTHER IND LTD0 citations59
US12117742B2Oct 15, 2024
Image forming apparatus with enhancing structure in cover
BROTHER IND LTD0 citations51
US11415927B2Aug 16, 2022
Image forming apparatus
BROTHER IND LTD0 citations51
US11402769B2Aug 2, 2022
Image forming apparatus and control method therefor
BROTHER IND LTD0 citations51
US11281153B2Mar 22, 2022
Image forming apparatus and gear train
BROTHER IND LTD0 citations51
US11226578B2Jan 18, 2022
Image forming apparatus including gear trains for transmitting driving force of motor to each of a plurality of developing units
BROTHER IND LTD0 citations51
US11892793B2Feb 6, 2024
Image forming apparatus
BROTHER IND LTD0 citations50
US11634289B2Apr 25, 2023
Image-forming apparatus having electromagnetic clutch for transmitting drive force of motor to conveying roller
BROTHER IND LTD0 citations50
US11194281B2Dec 7, 2021
Image-forming apparatus including mechanism for moving developing roller toward and away from photosensitive drum in accordance with rotation of cam gear
BROTHER IND LTD0 citations50
US12535762B2Jan 27, 2026
Sheet conveyor and image forming apparatus
BROTHER IND LTD0 citations49
US9921528B2Mar 20, 2018
Image forming apparatus, method to convey a sheet, and computer readable medium for the image forming apparatus
BROTHER IND LTD0 citations41
US9414440B2Aug 9, 2016
Heating roller, thermal fixing apparatus and method for producing heating roller
BROTHER IND LTD0 citations41
US9304457B2Apr 5, 2016
Fixing device provided with member for covering terminal of heater
BROTHER IND LTD0 citations41