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:
Sep. 22, 2026
Filed:
Feb. 10, 2025
Zmag, Ltd., Shiroi, JP;
Kenzo Takahashi, Shiroi, JP;
ZMAG, LTD., Shiroi, JP;
Abstract
Provided are a magnetic field device that can efficiently drive molten metal with a large driving force, and a method of driving molten metal using the magnetic field device. A magnetic field deviceaccording to an embodiment includes a rotating bodyto be driven to rotate around a central axis, a magnetfixed on the rotating bodyand having an upper surface magnetized to N pole, and a magnetfixed on the rotating bodyand having an upper surface magnetized to S pole, the magnetand the magnetbeing arranged opposite each other to form a groove G that is longer in length than in width.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile