The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
May. 14, 2019

Filed:

Dec. 15, 2016
Applicant:

National Cheng Kung University, Tainan, TW;

Inventor:

Wen-Hsi Lee, Tainan, TW;

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H01C 1/01 (2006.01); H01C 17/00 (2006.01); H01C 17/28 (2006.01); C25D 3/56 (2006.01); C23C 18/50 (2006.01); B05D 1/02 (2006.01);
U.S. Cl.
CPC ...
H01C 17/006 (2013.01); C23C 18/50 (2013.01); C25D 3/562 (2013.01); H01C 1/01 (2013.01); H01C 17/281 (2013.01); B05D 1/02 (2013.01);
Abstract

Two methods are provided to make aluminum terminal electrodes for chip resistors. For a chip resistor having a high resistance, the structure is not changed but the aluminum terminal electrode must have a high solid content, including a high aluminum content and a high glass content. For porous-aluminum terminal electrodes applied to a chip resistor having a low resistance, a new structure is formed to change current-conducting paths through different sizes of a protecting layer and a resistor layer. Therein, original paths conducting to the resistor layer through front terminal electrodes are changed into new paths conducting to the resistor layer through side terminal electrodes.


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