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US Patent 11747765 Developing cartridge including developing roller and coupling

Overview Structured Data Issues Contributors Activity

Is a

Date Filed

May 27, 2021

Date of Patent

September 5, 2023

Patent Application Number

17332275

Patent Citations

US Patent 7613414 Developing cartridge, process carriage, and image forming apparatus

US Patent 8009996 Image forming apparatus including unit for determining type of developer cartridge

US Patent 8090272 Image forming apparatus for detecting developer cartridge status

US Patent 8185014 Image forming apparatus and process cartridge

US Patent 8457525 Process cartridge having a drum cartridge and a developing cartridge configured to be movably attached to the drum cartridge

US Patent 8463145 Cartridge

US Patent 8913903 Image forming apparatus capable of electrically detecting usage state of process cartridge mounted therein

US Patent 8923709 Image forming apparatus capable of determining a condition of cartridge assembled therein

US Patent 9008522 Developing cartridge having housing and developing roller

US Patent 9110441 Cartridge detachably mounted on main casing

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Patent Inventor Names

Nao Itabashi

Hideshi Nishiyama

Yasuo Fukamachi

Patent Jurisdiction

United States Patent and Trademark Office

Patent Number

Patent Primary Examiner

Erika J Villaluna

CPC Code

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