Electrophotography – Image formation – Transfer
Reexamination Certificate
2007-12-03
2009-11-10
Tran, Hoan H (Department: 2852)
Electrophotography
Image formation
Transfer
Reexamination Certificate
active
07616918
ABSTRACT:
An image forming apparatus, and a method for performing an auto color registration. The method includes inspecting a test pattern printed on a paper. A distance between two predetermined points in the test pattern is measured. An X offset in a horizontal direction, and a Y offset in a vertical direction paper transfer direction, are correctly set.
REFERENCES:
patent: 6903758 (2005-06-01), Kerxhalli et al.
patent: 7110687 (2006-09-01), Furukawa
patent: 7177585 (2007-02-01), Matsuzaka et al.
patent: 2003-136794 (2003-05-01), None
Samsung Electronics Co,. Ltd.
Stein McEwen, LLP
Tran Hoan H
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