KO

Kazuaki Ooka

Brother Kogyo: 6 patents #42 of 517Top 9%
Overall (2020): #24,885 of 565,922Top 5%
6
Patents 2020

Issued Patents 2020

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
10859942 Developer cartridge Yuwen Wang, Isao Kishi, Junichi Hashimoto 2020-12-08
10754289 Drawer including photosensitive drum and frame, and image forming apparatus provided with the same Yuwen Wang, Junichi Hashimoto, Isao Kishi 2020-08-25
10739698 Developing cartridge including casing and first and second agitators for agitating toner accommodated in casing Junichi Hashimoto, Shota Iriyama, Keigo Nakajima, Kengo Yada 2020-08-11
10725427 Drum unit Yuwen Wang, Junichi Hashimoto, Isao Kishi 2020-07-28
10684584 Development device Shota Iriyama, Keigo Nakajima, Kengo Yada, Kei Katagiri 2020-06-16
10649397 Developing cartridge including shaft and cam having cam surface Yuwen Wang, Junichi Hashimoto, Isao Kishi 2020-05-12