Inventor

OKUDA AYUMI

JP3 patents

Patents

3 patents

US7171142B2Jan 30, 2007

Conductive roller, and process cartridge and electrophotographic apparatus which have conductive roller

CANON KASEI KK16 citations81

US7209683B2Apr 24, 2007

Charging roller featuring specified ratio of storage elastic modulus and dynamic viscoelasticity values and process cartridge and electrophotographic apparatus featuring the same

CANON KASEI KK2 citations60

US7283771B2Oct 16, 2007

Charging roller

CANON KASEI KK0 citations49