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.
Patent No.:
Date of Patent:
Feb. 21, 2023
Filed:
May. 23, 2019
Applicant:
Yokogawa Electric Corporation, Tokyo, JP;
Inventors:
Yusuke Yokota, Tokyo, JP;
Ryouhei Furihata, Tokyo, JP;
Assignee:
YOKOGAWA ELECTRIC CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G05B 23/02 (2006.01); G05B 19/042 (2006.01); G06F 11/263 (2006.01); G06F 11/273 (2006.01);
U.S. Cl.
CPC ...
G05B 23/0256 (2013.01); G05B 19/0428 (2013.01); G06F 11/263 (2013.01); G06F 11/2733 (2013.01); G05B 2219/2639 (2013.01);
Abstract
A device maintenance apparatus includes a test executor configured to cause a device to output an output signal based on a test pattern that changes the output signal output from the device with an elapse of time, and a change instructor configured to issue a change instruction for changing at least one of a progress of an output of the output signal based on the test pattern and an output value of the output signal to the test executor in accordance with an instruction input while the test executor causes the device to execute the output of the output signal.