Incremental printing of symbolic information – Light or beam marking apparatus or processes – Scan of light
Reexamination Certificate
2005-01-04
2005-01-04
Tran, Huan (Department: 2861)
Incremental printing of symbolic information
Light or beam marking apparatus or processes
Scan of light
C347S248000
Reexamination Certificate
active
06839073
ABSTRACT:
An input value Y of digital data with respect to a D/A conversion unit for coarse adjustment and an input value X of digital data with respect to a D/A conversion unit for fine adjustment are controlled so as to allow a galvano-mirror to rotate in a direction in which a setting position of a laser beam B is within a predetermined position.
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patent: 6392684 (2002-05-01), Tanimoto et al.
patent: 6462855 (2002-10-01), Komiya et al.
patent: 6509921 (2003-01-01), Komiya et al.
patent: 9-189873 a (1997-07-01), None
patent: 2001-091872 (2001-04-01), None
U.S. Appl. No. 10/457,504, filed Jun. 10, 2003, Ishikawa et al.
Ishikawa Daisuke
Kawai Koji
Komiya Kenichi
Tanimoto Koji
Foley and Lardner LLP
Kabushiki Kaisha Toshiba
Toshiba Tec Kabushiki Kaisha
Tran Huan
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