Electrophotography – Image formation – Development
Reexamination Certificate
2011-05-03
2011-05-03
Chen, Sophia S (Department: 2852)
Electrophotography
Image formation
Development
C399S055000, C399S281000, C399S283000
Reexamination Certificate
active
07937030
ABSTRACT:
An aspect of the invention provides a developing unit that includes: a developer; an image carrier on which an electrostatic latent image is formed; a first developer carrier configured to develop the electrostatic latent image formed on the image carrier by causing the developer to adhere to the electrostatic latent image; a first restriction member configured to be in press-contact with the first developer carrier; a second developer carrier configured to abut to the first developer carrier, and to form a developer layer on the second developer carrier; a second restriction member configured to abut to the second developer carrier; and a supplying member configured to supply the second developer carrier with the developer.
REFERENCES:
patent: 5570164 (1996-10-01), Yamamoto et al.
patent: 7221892 (2007-05-01), Sato
patent: 2003/0113139 (2003-06-01), Yasukawa et al.
patent: 2008/0008504 (2008-01-01), Campbell et al.
patent: 2009/0003889 (2009-01-01), Itabashi
patent: 2009/0060595 (2009-03-01), Horiuchi
patent: 58-223158 (1983-12-01), None
patent: S58-223158 (1983-12-01), None
patent: H05-333674 (1993-12-01), None
patent: 08-062960 (1996-03-01), None
patent: H08-062960 (1996-03-01), None
patent: H09-305013 (1997-11-01), None
patent: H11-167278 (1999-06-01), None
patent: 2003-005515 (2003-01-01), None
patent: 2003-084558 (2003-03-01), None
Chen Sophia S
Mots Law PLLC
Motsenbocker Marvin A.
Oki Data Corporation
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