Issued Patents All Time
Showing 26–46 of 46 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11442389 | Image forming apparatus including transfer unit and capable of determining lifetime of transfer unit | Chieko Mimura, Keita Suzuki | 2022-09-13 |
| 11378913 | Image forming apparatus capable of controlling extension of use of drum cartridge | Chieko Mimura | 2022-07-05 |
| 11372359 | Image forming apparatus requesting execution of density correction process | Keigo Nakajima | 2022-06-28 |
| 11256211 | Image forming apparatus capable of controlling extension of use of drum cartridge | Chieko Mimura | 2022-02-22 |
| 11092920 | Image forming apparatus | Chieko Mimura | 2021-08-17 |
| 11016412 | Printing device and control method of the same | Takashi Suzuki | 2021-05-25 |
| 11003131 | Image forming apparatus | Toshiyuki Sano, Keigo GOTO | 2021-05-11 |
| 10962928 | Image forming apparatus capable of determining whether toner cartridge is attached to appropriate slot provided in main casing | Takashi Suzuki, Tomoyasu Yabuki, Nao Itabashi | 2021-03-30 |
| 10859941 | Image forming apparatus including toner cartridge having toner memory and drum cartridge having drum memory | — | 2020-12-08 |
| 10845754 | Drum cartridge and image forming apparatus | Tomoyasu Yabuki, Takashi Suzuki | 2020-11-24 |
| 10564569 | Printing device and control method of the same | Takashi Suzuki | 2020-02-18 |
| 10564599 | Image forming apparatus capable of determining whether toner cartridge is attached to appropriate slot provided in main casing | Takashi Suzuki, Tomoyasu Yabuki, Nao Itabashi | 2020-02-18 |
| 10551772 | Image forming apparatus and sheet conveying method | — | 2020-02-04 |
| 10191408 | Image forming apparatus and cartridge including detection gear | Nao Itabashi | 2019-01-29 |
| 10101684 | Image forming apparatus and cartridge comprising detection gear | Nao Itabashi | 2018-10-16 |
| 9724915 | Liquid ejection apparatus, storage medium, and control method | Yosuke Imanishi | 2017-08-08 |
| 9272553 | Recording apparatus | — | 2016-03-01 |
| 9102496 | Recording medium discharging apparatus and computer-readable medium storing recording medium discharging program | — | 2015-08-11 |
| 8939560 | Liquid supplying apparatus and its control method | — | 2015-01-27 |
| 8684488 | Liquid ejecting device | — | 2014-04-01 |
| 8657407 | Liquid ejecting device | — | 2014-02-25 |