Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Makoto Ishii0
Date of Patent
September 12, 2006
0Patent Application Number
111729900
Date Filed
July 5, 2005
0Patent Primary Examiner
Patent abstract
A developer cartridge includes: a casing that stores a developer and is provided with a window hole; a stopper nail provided adjacent to the window holes; and a window member having a transmission portion that transmits light passing through the window hole, and a stopped portion in which the stopper nail is fitted, wherein the window member is closely retained in the window hole by fitting the stopper nail in the stopped portion.
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