Inventor
Fukuoka shintaro
JP15 patents
⚠️ This page may combine multiple inventors who share the name “Fukuoka shintaro”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
BROTHER IND LTD
9 patentsUS12332582B2Jun 17, 2025
Cartridge having rotatable reception shutter, cartridge having lever for opening and closing reception shutter, and method of supplying toner
BROTHER IND LTD0 citations61
US11874614B2Jan 16, 2024
Image forming apparatus having toner cartridge
BROTHER IND LTD0 citations61
US11385569B2Jul 12, 2022
Image forming apparatus including toner cartridge
BROTHER IND LTD0 citations61
US11226573B2Jan 18, 2022
Toner cartridge
BROTHER IND LTD0 citations61
US12566390B2Mar 3, 2026
Cartridge having detachable cap to cover opening of casing for replenishing toner into storage bag accommodated in casing
BROTHER IND LTD0 citations59
US12164245B2Dec 10, 2024
Cartridge having detachable cap to cover opening of casing for replenishing toner into storage bag accommodated in casing
BROTHER IND LTD0 citations59
US11327416B2May 10, 2022
Image forming apparatus including movable toner cartridge
BROTHER IND LTD0 citations51
US12271126B2Apr 8, 2025
Image forming apparatus configured to perform cleaning operation for cleaning drum cleaning roller configured to collect toner on photosensitive drum
BROTHER IND LTD0 citations50
US11619897B2Apr 4, 2023
Image forming apparatus
BROTHER IND LTD0 citations50
SHARP KK
4 patentsUS10452020B2Oct 22, 2019
Toner cartridge supporting apparatus, image forming apparatus using the same, and toner cartridge supporting method
SHARP KK0 citations51
US10162285B2Dec 25, 2018
Toner cartridge supporting apparatus, image forming apparatus using the same, and toner cartridge supporting method
SHARP KK0 citations51
US9250549B2Feb 2, 2016
Full-color toner set, full-color developer set, image-formation method using same, and image-formation device
SHARP KK0 citations49
US9535350B2Jan 3, 2017
Method for producing ground toner
SHARP KK0 citations38