Coating processes – Electrical product produced – Integrated circuit – printed circuit – or circuit board
Reexamination Certificate
2006-06-06
2011-10-11
Talbot, Brian K (Department: 1715)
Coating processes
Electrical product produced
Integrated circuit, printed circuit, or circuit board
C427S008000
Reexamination Certificate
active
08034401
ABSTRACT:
A plurality of conductive patterns are formed so as to be arranged in a scanning direction of a recording head. A state of each of the conductive patterns and a state between the adjacent conductive patterns are electrically checked to detect a wire break and a short circuit in the conductive patterns.
REFERENCES:
patent: 6960481 (2005-11-01), Yamaguchi
patent: 6997536 (2006-02-01), Moon et al.
patent: 7049527 (2006-05-01), Miyasaka
patent: 7146910 (2006-12-01), Hasei
patent: 7614712 (2009-11-01), Kachi
patent: 6-24008 (1994-02-01), None
patent: 11-163499 (1999-06-01), None
Furukawa Masao
Kamiya Seiichi
Mori Takashi
Tsuruoka Yuji
Yamaguchi Nobuhito
Canon Kabushiki kaisha
Canon USA Inc IP Division
Talbot Brian K
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