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:
Nov. 01, 2022

Filed:

Oct. 30, 2020
Applicant:

Suncall Corporation, Kyoto, JP;

Inventors:

Hiroya Kobayakawa, Kyoto, JP;

Kenji Murakami, Kyoto, JP;

Assignee:

Suncall Corporation, Kyoto, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01C 17/245 (2006.01); G01R 1/20 (2006.01); H01C 1/014 (2006.01); H01C 1/14 (2006.01); H01C 1/148 (2006.01); H01C 17/28 (2006.01);
U.S. Cl.
CPC ...
H01C 17/245 (2013.01); G01R 1/203 (2013.01); H01C 1/014 (2013.01); H01C 1/14 (2013.01); H01C 1/148 (2013.01); H01C 17/28 (2013.01);
Abstract

A manufacturing method of shunt resistor according to the present invention includes a step of calculating a difference between an initial resistance value and a desired resistance value as a resistance value to be adjusted, a step of providing a plurality of recess forming members capable of forming recesses each having a characteristic size in the surface of a resistive alloy plate, a recess determining step of determining the size and the number of the recesses necessary to be formed at the surface of the resistive alloy plate, and a recess forming step of forming the recesses according to the size and the number determined in the recess determining step by using the corresponding recess forming members.


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