Metal working – Method of mechanical manufacture – Electrical device making
Reexamination Certificate
2007-07-17
2007-07-17
Kim, Paul D (Department: 3729)
Metal working
Method of mechanical manufacture
Electrical device making
C029S831000, C029S832000, C029S842000, C029S846000, C029S854000, C029S874000, C216S013000, C174S250000, C174S260000, C174S261000, C324S754090, C324S755090, C324S757020, C324S758010, C324S761010, C361S822000, C439S055000
Reexamination Certificate
active
10771876
ABSTRACT:
A method for manufacturing a probe card includes a first contact formation step of forming a first contact on a first surface of a first sacrificial substrate, a second contact formation step of forming a second contact on a first surface of a second sacrificial substrate, a signal transmission line formation step of forming a signal transmission line in the base substrate, a first contact joining step of attaching the first surface of the first sacrificial substrate to the base substrate and joining the first contact to the signal transmission line, and a second contact joining step of attaching the first surface of the second sacrificial substrate to the base substrate and joining the second contact to the signal transmission line.
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patent: 5434453 (1995-07-01), Yamamoto et al.
patent: 5510758 (1996-04-01), Fujita et al.
patent: 02054985 (1990-02-01), None
patent: 6-241781 (1994-09-01), None
patent: 11-230707 (1999-08-01), None
Patent Abstracts of Japan, Publication No. 11-230707 dated Aug. 27, 1999, 1 pg.
Patent Abstracts of Japan, Publication No. 06-241781 dated Sep. 2, 1994, 1 pg.
International Search Report issued in PCT/JP02/08049 mailed on Nov. 26, 2002, 2 pgs.
Maeda Yasuhiro
Wada Koichi
Advantest Corporation
Kim Paul D
Osha & Liang LLP
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