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. 21, 2024
Filed:
May. 22, 2020
Applicant:
Hitachi Astemo, Ltd., Hitachinaka, JP;
Inventors:
Yasuo Shima, Hitachinaka, JP;
Keishi Komoriyama, Hitachinaka, JP;
Yoichiro Kobayashi, Hitachinaka, JP;
Assignee:
Hitachi Astemo, Ltd., Hitachinaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01H 47/32 (2006.01); H01F 7/18 (2006.01); H03K 17/687 (2006.01);
U.S. Cl.
CPC ...
H03K 17/6874 (2013.01); H01F 7/1844 (2013.01); H01H 47/325 (2013.01); H03K 2217/0063 (2013.01); H03K 2217/0072 (2013.01);
Abstract
Provided is a current control device capable of continuing feedback control for a solenoid in normal feedback control while preventing occurrence of an unintended valve operation due to flow of a reverse current.