| 11681242 |
Developing device and image forming apparatus having a reverse helical section |
Masanori Kato, Katsumi Yamada, Yoshihisa Nakao, Atsushi FUNADA, Mitsutoshi HONGO |
2023-06-20 |
| 11609510 |
Developing device and image forming apparatus with a developer discharging structure |
Katsumi Yamada, Yoshihisa Nakao, Masanori Kato, Atsushi FUNADA, Mitsutoshi HONGO +2 more |
2023-03-21 |
| 11567429 |
Developing device and image forming apparatus with separately driven elements |
Masanori Kato, Katsumi Yamada, Yoshihisa Nakao, Atsushi FUNADA, Mitsutoshi HONGO +4 more |
2023-01-31 |
| 11567430 |
Developing device having a partition member and image forming apparatus |
Daisuke UCHIMITSU, Masanori Kato, Katsumi Yamada, Yoshihisa Nakao, Atsushi FUNADA +4 more |
2023-01-31 |
| 11520250 |
Developing device with filter and a plurality of air exit paths and image forming apparatus |
Yuta Hoshino, Kiyohito HORII, Taiyou Uehara, Takashi Ochi |
2022-12-06 |