Inventor
FUKAYA ATSUSHI
JP50 patents
⚠️ This page may combine multiple inventors who share the name “FUKAYA ATSUSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
BROTHER IND LTD
38 patentsUSD849131SMay 21, 2019
Toner cartridge
BROTHER IND LTD12 citations84
US10168663B2Jan 1, 2019
Process cartridge
BROTHER IND LTD4 citations84
US10082765B2Sep 25, 2018
Process cartridge and image forming apparatus
BROTHER IND LTD7 citations84
US10782646B2Sep 22, 2020
Process cartridge
BROTHER IND LTD1 citations73
US10649366B2May 12, 2020
Developing cartridge including supply roller, layer thickness regulation blade, and supply electrode electrically connected to both supply roller and layer thickness regulation blade
BROTHER IND LTD1 citations73
US10452022B2Oct 22, 2019
Process cartridge
BROTHER IND LTD3 citations73
US11442398B2Sep 13, 2022
Drum cartridge having electrical contact surface positioned at outer surface of drum frame
BROTHER IND LTD3 citations72
US11099501B2Aug 24, 2021
Toner cartridge having toner memory and attachable to drum cartridge having drum memory
BROTHER IND LTD4 citations72
US11054787B2Jul 6, 2021
Drum cartridge having electrical contact surface positioned at outer surface of drum frame
BROTHER IND LTD1 citations72
US9256195B2Feb 9, 2016
Development cartridge, process cartridge, and image forming apparatus having the same
BROTHER IND LTD4 citations72
US12314001B2May 27, 2025
Image forming apparatus including LED array attached to top cover
BROTHER IND LTD0 citations63
US12204274B2Jan 21, 2025
Developing cartridge including supply roller, layer thickness regulation blade, and supply electrode electrically connected to both supply roller and layer thickness regulation blade
BROTHER IND LTD0 citations63
US11733643B2Aug 22, 2023
Developing cartridge including supply roller, layer thickness regulation blade, and supply electrode electrically connected to both supply roller and layer thickness regulation blade
BROTHER IND LTD0 citations63
US11726429B2Aug 15, 2023
Image forming apparatus including LED array attached to top cover
BROTHER IND LTD0 citations63
US11281159B2Mar 22, 2022
Image forming apparatus including LED array attached to top cover
BROTHER IND LTD0 citations63
US11073785B2Jul 27, 2021
Developing cartridge including supply roller, layer thickness regulation blade, and supply electrode electrically connected to both supply roller and layer thickness regulation blade
BROTHER IND LTD0 citations63
US10884375B2Jan 5, 2021
Image forming apparatus and process cartridge
BROTHER IND LTD0 citations63
US12461483B2Nov 4, 2025
Drum cartridge having electrical contact surface positioned at outer surface of drum frame
BROTHER IND LTD0 citations62
US12072665B2Aug 27, 2024
Drum cartridge having electrical contact surface positioned at outer surface of drum frame
BROTHER IND LTD0 citations62
US11531298B2Dec 20, 2022
Process cartridge and image forming apparatus
BROTHER IND LTD0 citations62
US11454899B2Sep 27, 2022
Toner cartridge having toner memory and attachable to drum cartridge having drum memory
BROTHER IND LTD0 citations62
US11307527B2Apr 19, 2022
Process cartridge having drum cartridge, toner cartridge and waste toner conveyor tube
BROTHER IND LTD0 citations62
US11281155B2Mar 22, 2022
Process cartridge and image forming apparatus
BROTHER IND LTD0 citations62
US11163262B2Nov 2, 2021
Process cartridge
BROTHER IND LTD0 citations62
US10831151B2Nov 10, 2020
Process cartridge and image forming apparatus
BROTHER IND LTD0 citations52
US10831146B2Nov 10, 2020
Process cartridge having drum cartridge, toner cartridge and waste toner conveyor tube
BROTHER IND LTD0 citations52
US10684587B2Jun 16, 2020
Process cartridge and image forming apparatus
BROTHER IND LTD0 citations52
US10585384B2Mar 10, 2020
Process cartridge having drum cartridge, toner cartridge and waste toner conveyor tube
BROTHER IND LTD0 citations52
US10579011B2Mar 3, 2020
Process cartridge and image forming apparatus
BROTHER IND LTD0 citations52
US10520888B2Dec 31, 2019
Image forming apparatus and process cartridge
BROTHER IND LTD0 citations52
US10466643B2Nov 5, 2019
Image forming apparatus comprising drum cartridge and toner cartridge
BROTHER IND LTD0 citations52
US10254705B2Apr 9, 2019
Process cartridge having a conveyor tube between a photosensitive drum and a waste toner container
BROTHER IND LTD0 citations52
US10197969B2Feb 5, 2019
Process cartridge and image forming apparatus
BROTHER IND LTD0 citations52
US10067468B2Sep 4, 2018
Image forming apparatus and process cartridge
BROTHER IND LTD0 citations52
US11720049B2Aug 8, 2023
Developing cartridge including first cam rotatable with first gear and second cam rotatable with second gear to separate developing roller from photosensitive drum
BROTHER IND LTD0 citations51
US11226580B2Jan 18, 2022
Drum cartridge and image forming apparatus
BROTHER IND LTD0 citations51
US9417558B2Aug 16, 2016
Development cartridge, process cartridge, and image forming apparatus having the same
BROTHER IND LTD0 citations51
US9507315B2Nov 29, 2016
Developing cartridge provided with supply electrode and protecting portion capable of protecting supply electrode
BROTHER IND LTD0 citations41
DENSO CORP
4 patentsUS12240338B2Mar 4, 2025
Power supply system including an electrical machine with its neutral point connected to a power supply unit
DENSO CORP3 citations72
US11916502B2Feb 27, 2024
Electric power conversion apparatus
DENSO CORP0 citations49
US12074538B2Aug 27, 2024
Power converter performing switching control of upper-arm and lower-arm switches to conduct current between rechargeable batteries
DENSO CORP0 citations47
US12191739B2Jan 7, 2025
Power conversion apparatus
DENSO CORP0 citations46
TOYODA AUTOMATIC LOOM WORKS
3 patentsUS5226796AJul 13, 1993
Valve assembly in a piston type compressor
TOYODA AUTOMATIC LOOM WORKS24 citations93
US5186475AFeb 16, 1993
Gasket having retainer element for reed valve integrally formed therewith
TOYODA AUTOMATIC LOOM WORKS22 citations92
US5772407AJun 30, 1998
Reciprocating piston type compressor improved to distribute lubricating oil sufficiently during the starting phase of its operation
TOYODA AUTOMATIC LOOM WORKS20 citations89