Electrophotographic image forming apparatus, developing apparatus, and coupling member | Patent Publication Number 20130216275

US 20130216275 A1

Patent NumberUS 08688008 B2

Application Number13764073

Filled DateFeb 11, 2013

Priority DateMar 24, 2008

Publication DateAug 22, 2013

Original AssigneeCanon Inc.

Current AssigneeCanon Inc.

Inventor/ApplicantsTakahito Ueno
Masanari Norioka
Shigeo Miyabe

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