Issued Patents All Time
Showing 25 most recent of 49 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12314001 | Image forming apparatus including LED array attached to top cover | Shougo Sato | 2025-05-27 |
| 12240338 | Power supply system including an electrical machine with its neutral point connected to a power supply unit | Masaki Uchiyama, Daisuke Kuroda, Keiya TANI | 2025-03-04 |
| 12204274 | Developing cartridge including supply roller, layer thickness regulation blade, and supply electrode electrically connected to both supply roller and layer thickness regulation blade | Tomoya Ichikawa, Koji Abe, Naoya Kamimura | 2025-01-21 |
| 12191739 | Power conversion apparatus | Shusei NISHIMURA, Seiji Iyasu, Hisashi Umemoto | 2025-01-07 |
| 12074538 | Power converter performing switching control of upper-arm and lower-arm switches to conduct current between rechargeable batteries | Seiji Iyasu, Syusei NISHIMURA | 2024-08-27 |
| 12072665 | Drum cartridge having electrical contact surface positioned at outer surface of drum frame | Hiroki Mori, Tsubasa Kiriyama, Nao Itabashi | 2024-08-27 |
| 11916502 | Electric power conversion apparatus | Mitsutaka ITO, Hisashi Umemoto | 2024-02-27 |
| 11733643 | Developing cartridge including supply roller, layer thickness regulation blade, and supply electrode electrically connected to both supply roller and layer thickness regulation blade | Tomoya Ichikawa, Koji Abe, Naoya Kamimura | 2023-08-22 |
| 11726429 | Image forming apparatus including LED array attached to top cover | Shougo Sato | 2023-08-15 |
| 11720049 | Developing cartridge including first cam rotatable with first gear and second cam rotatable with second gear to separate developing roller from photosensitive drum | Nao Itabashi, Naoya Kamimura, Daisuke Maeta, Keigo Nakajima | 2023-08-08 |
| 11531298 | Process cartridge and image forming apparatus | Hideshi Nishiyama, Aya Adachi, Ryosuke Hayashi, Masaaki Furukawa, Shougo Sato | 2022-12-20 |
| 11454899 | Toner cartridge having toner memory and attachable to drum cartridge having drum memory | Tsubasa Kiriyama, Hiroki Mori, Nao Itabashi | 2022-09-27 |
| 11442398 | Drum cartridge having electrical contact surface positioned at outer surface of drum frame | Hiroki Mori, Tsubasa Kiriyama, Nao Itabashi | 2022-09-13 |
| 11320154 | Hot-water supply apparatus | Shigeki Takeuchi | 2022-05-03 |
| 11307527 | Process cartridge having drum cartridge, toner cartridge and waste toner conveyor tube | Shougo Sato, Hideshi Nishiyama, Aya Adachi | 2022-04-19 |
| 11281155 | Process cartridge and image forming apparatus | Hideshi Nishiyama, Aya Adachi, Ryosuke Hayashi, Masaaki Furukawa, Shougo Sato | 2022-03-22 |
| 11281159 | Image forming apparatus including LED array attached to top cover | Shougo Sato | 2022-03-22 |
| 11231181 | Heating and hot-water supply apparatus | Yuya Miyazaki | 2022-01-25 |
| 11226580 | Drum cartridge and image forming apparatus | Hiroki Mori, Nao Itabashi, Tsubasa Kiriyama | 2022-01-18 |
| 11163262 | Process cartridge | Aya Adachi, Hideshi Nishiyama, Shougo Sato | 2021-11-02 |
| 11099501 | Toner cartridge having toner memory and attachable to drum cartridge having drum memory | Tsubasa Kiriyama, Hiroki Mori, Nao Itabashi | 2021-08-24 |
| 11073785 | Developing cartridge including supply roller, layer thickness regulation blade, and supply electrode electrically connected to both supply roller and layer thickness regulation blade | Tomoya Ichikawa, Koji Abe, Naoya Kamimura | 2021-07-27 |
| 11054787 | Drum cartridge having electrical contact surface positioned at outer surface of drum frame | Hiroki Mori, Tsubasa Kiriyama, Nao Itabashi | 2021-07-06 |
| 10884375 | Image forming apparatus and process cartridge | Shougo Sato | 2021-01-05 |
| 10831146 | Process cartridge having drum cartridge, toner cartridge and waste toner conveyor tube | Shougo Sato, Hideshi Nishiyama, Aya Adachi | 2020-11-10 |