Issued Patents All Time
Showing 1–25 of 74 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12259680 | Image forming apparatus | Shougo Sato, Yasuo Fukamachi, Kazuna Taguchi | 2025-03-25 |
| 12174581 | Image-forming device having guide to guide drawer supporting developing units in main casing | Shougo Sato | 2024-12-24 |
| 11815846 | Image forming apparatus | Shougo Sato, Yasuo Fukamachi, Kazuna Taguchi | 2023-11-14 |
| 11687028 | Image-forming device having guide to guide drawer supporting developing units in main casing | Shougo Sato | 2023-06-27 |
| 11454919 | Image forming apparatus including process cartridge having a toner cartridge detachably attached to a drum cartridge | Shougo Sato, Yasuo Fukamachi, Kazuna Taguchi | 2022-09-27 |
| 11314200 | Image forming apparatus | Shougo Sato, Yasuo Fukamachi, Kazuna Taguchi | 2022-04-26 |
| 11262690 | Image-forming device having guide to guide drawer supporting developing units in main casing | Shougo Sato | 2022-03-01 |
| 11009826 | Image forming apparatus including process cartridge having a toner cartridge detachably attached to a drum cartridge | Shougo Sato, Yasuo Fukamachi, Kazuna Taguchi | 2021-05-18 |
| 10866556 | Image forming apparatus including process cartridge having a toner cartridge detachably attached to a drum cartridge | Shougo Sato, Yasuo Fukamachi, Kazuna Taguchi | 2020-12-15 |
| 10859967 | Image forming apparatus | Shougo Sato, Yasuo Fukamachi, Kazuna Taguchi | 2020-12-08 |
| 10852690 | Image-forming device having guide to guide drawer supporting developing units in main casing | Shougo Sato | 2020-12-01 |
| 10649395 | Developing cartridge comprising mechanism for information detection | Kazuna Taguchi, Koji Abe, Yasuo Fukamachi | 2020-05-12 |
| 10613471 | Developer cartridge provided with gear including protrusion | Kazuna Taguchi, Yasuo Fukamachi | 2020-04-07 |
| 10571856 | Image forming apparatus | Shougo Sato, Yasuo Fukamachi, Kazuna Taguchi | 2020-02-25 |
| 10503116 | Image-forming device having guide to guide drawer supporting developing units in main casing | Shougo Sato | 2019-12-10 |
| 10429793 | Developing cartridge including configurable protrusion | Koji Abe, Kazuna Taguchi, Yasuo Fukamachi | 2019-10-01 |
| 10303113 | Developing cartridge comprising mechanism for information detection | Kazuna Taguchi, Koji Abe, Yasuo Fukamachi | 2019-05-28 |
| 10303110 | Image forming apparatus including process cartridge having a toner cartridge detachably attached to a drum cartridge | Shougo Sato, Yasuo Fukamachi, Kazuna Taguchi | 2019-05-28 |
| 10248074 | Developer cartridge provided with gear including protrusion | Kazuna Taguchi, Yasuo Fukamachi | 2019-04-02 |
| 10175638 | Image-forming device having guide to guide drawer supporting developing units in main casing | Shougo Sato | 2019-01-08 |
| 10108138 | Image forming apparatus including process cartridge having a toner cartridge detachably attached to a drum cartridge | Shougo Sato, Yasuo Fukamachi, Kazuna Taguchi | 2018-10-23 |
| 10073409 | Developing cartridge comprising mechanism for information detection | Kazuna Taguchi, Koji Abe, Yasuo Fukamachi | 2018-09-11 |
| 10031474 | Image forming apparatus | Shougo Sato, Yasuo Fukamachi, Kazuna Taguchi | 2018-07-24 |
| 9971299 | Developing cartridge provided with casing including pressure member | Koji Abe, Kazuna Taguchi, Yasuo Fukamachi | 2018-05-15 |
| 9921543 | Image-forming apparatus provided with support parts for supporting cartridge detached from housing | Shougo Sato, Yasuo Fukamachi, Kazuna Taguchi, Takehiro Masuda | 2018-03-20 |