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Class 257/E21.084 - Treatment of complete device, e.g., electroforming, heat treating (EPO)


Subclass of Class 257 - Active solid-state devices (e.g., transistors, solid-state diodes)
Definition: This subclass is indented under subclass E21.078. This subclass
No. of patents: 3
Last issue date: 03/25/2008


NumberTitleIssue Date
7348234Methods of forming capacitor constructions
The invention includes methods of electrochemically treating semiconductor substrates. The invention includes a method of electroplating a substance. A substrate having defined first and second regions is provided. The first and second regions can be defined by a si...
03/25/2008
7316969Method and apparatus for thermally treating substrates
The object of the disclosure is to measure temperature using pyrometers, in a simple and economic way, enabling precise temperature measurement, even for low temperatures. The disclosure presents an apparatus and method for thermally treating substrates, wherein the...
01/08/2008
7276438Method of manufacturing wiring substrate
A method of manufacturing a wiring substrate of the present invention, includes a step of preparing a substrate containing a semi-cured resin layer or a thermo plastic resin layer, a step of forming a through hole that passes through the substrate, a step of inserti...
10/02/2007
 
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