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:
May. 11, 2021
Filed:
Apr. 24, 2019
Applicant:
Omron Corporation, Kyoto, JP;
Inventor:
Masaaki Nagano, Kyoto, JP;
Assignee:
OMRON Corporation, Kyoto, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H05B 45/37 (2020.01); H05B 45/50 (2020.01); H02M 3/335 (2006.01);
U.S. Cl.
CPC ...
H05B 45/37 (2020.01); H02M 3/33523 (2013.01); H05B 45/50 (2020.01);
Abstract
A power supply device includes: an input unit configured to receive an input voltage from outside; a power supply unit configured to generate a power-supply voltage from the input voltage inputted through the input unit; an output unit including an output terminal configured to output the power-supply voltage; and a lighting circuit connected to the input unit and configured to be turned on in response to application of the input voltage. The lighting circuit is configured to vary in lighting mode depending on the input voltage.