Inventor
ATSUSHI FUKAYA
Inventor
JP
Overview
Patents· 21 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G03Gprimary
G03GElectrography36%
H02MApparatus for conversion between ac and ac, between ac and dc, or between dc and dc, and for use with mains or similar power supply systems10%
H02PControl or regulation of electric motors, electric generators or dynamo-electric converters10%
H01MProcesses or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy7%
H02JElectric power networks7%
B60LPropulsion of electrically-propelled vehicles5%
F24DDomestic- or space-heating systems, e.g. central heating systems5%
F24HFluid heaters, e.g. water or air heaters, having heat-generating means, e.g. heat pumps, in general5%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution5%
Y02TClimate change mitigation technologies related to transportation5%
PatentTitleYear
12,461,483Drum cartridge having electrical contact surface positioned at outer surface of drum frame202512,314,001Image forming apparatus including LED array attached to top cover202512,240,338Power supply system including an electrical machine with its neutral point connected to a power supply unit202512,204,274Developing cartridge including supply roller, layer thickness regulation blade, and supply electrode electrically connected to both supply roller and layer thickness regulation blade202512,191,739Power conversion apparatus202512,074,538Power converter performing switching control of upper-arm and lower-arm switches to conduct current between rechargeable batteries202412,072,665Drum cartridge having electrical contact surface positioned at outer surface of drum frame202411,916,502Electric power conversion apparatus202411,733,643Developing cartridge including supply roller, layer thickness regulation blade, and supply electrode electrically connected to both supply roller and layer thickness regulation blade202311,726,429Image forming apparatus including LED array attached to top cover202311,720,049Developing cartridge including first cam rotatable with first gear and second cam rotatable with second gear to separate developing roller from photosensitive drum202311,531,298Process cartridge and image forming apparatus202211,454,899Toner cartridge having toner memory and attachable to drum cartridge having drum memory202211,442,398Drum cartridge having electrical contact surface positioned at outer surface of drum frame202211,320,154Hot-water supply apparatus202211,307,527Process cartridge having drum cartridge, toner cartridge and waste toner conveyor tube202211,281,159Image forming apparatus including LED array attached to top cover202211,281,155Process cartridge and image forming apparatus202211,231,181Heating and hot-water supply apparatus202211,226,580Drum cartridge and image forming apparatus202211,163,262Process cartridge2021Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2021–2025Patents assigned to BROTHER IND LTD (15)· patent assignee history
2021–2025Based in JP· patent location history
2022Patents assigned to RINNAI KK (2)· patent assignee history
2024–2025Patents assigned to DENSO CORP (4)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| BROTHER IND LTD | 15 | 2021–2025 |
| DENSO CORP | 4 | 2024–2025 |
| RINNAI KK | 2 | 2022 |
Locations
| Location | Patents | Span |
|---|---|---|
| JP | 21 | 2021–2025 |