Semiconductor device manufacturing: process – Packaging or treatment of packaged semiconductor – Including adhesive bonding step
Reexamination Certificate
2006-05-23
2006-05-23
Coleman, W. David (Department: 2823)
Semiconductor device manufacturing: process
Packaging or treatment of packaged semiconductor
Including adhesive bonding step
C101S170000, C439S632000, C439S876000
Reexamination Certificate
active
07049176
ABSTRACT:
In a method of forming a thick-film wiring on a substrate, photosensitive-electroconductive paste is filled into a pattern groove formed on the surface of a light-transmitting intaglio plate. The pattern groove corresponds to a desired thick-film wiring pattern. The photosensitive-electroconductive paste filled in the pattern groove are irradiated with light-rays from the front and back sides of the intaglio plate to cause the paste to harden until the overall peripheral surface of the electroconductive paste has a predetermined hardness. The electroconductive paste hardened in the pattern grooves of the intaglio plate is transferred to an intermediate piece. Then, the electroconductive paste is transferred from the intermediate piece to a substrate. Thereafter, the electroconductive paste is fired, whereby a thick-film wiring is formed on the substrate.
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Korean Official Communication issued on Sep. 21, 2005 in the corresponding Korean Application No. 10-2003-0085026. (With full English translation).
Fujii Choichiro
Nishikawa Etsuo
Oda Tetsuya
Coleman W. David
Keating & Bennett
Murata Manufacturing Co. Ltd.
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