KO

Kazuaki Ooka

Brother Kogyo: 6 patents #42 of 559Top 8%
Overall (2024): #24,149 of 561,600Top 5%
6
Patents 2024

Issued Patents 2024

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
12174557 Developer cartridge Yuwen Wang, Isao Kishi, Junichi Hashimoto 2024-12-24
12147171 Developing cartridge including casing and first and second agitators for agitating toner accommodated in casing Junichi Hashimoto, Shota Iriyama, Keigo Nakajima, Kengo Yada 2024-11-19
12032307 Developing cartridge having electrode contactable with another electrode by pivot motion of the cartridge Yuwen Wang, Junichi Hashimoto, Isao Kishi 2024-07-09
12032326 Cartridge including holder for holding electrical contact surface and method of recycling cartridge Nao Itabashi, Kazuya Kamikawa, Shuhei Hatano 2024-07-09
12032329 Developing cartridge including shaft and cam having cam surface Yuwen Wang, Junichi Hashimoto, Isao Kishi 2024-07-09
11921457 Drum unit Yuwen Wang, Junichi Hashimoto, Isao Kishi 2024-03-05