ALEXANDRIA, Va., Jan. 13 -- United States Patent no. 12,523,723, issued on Jan. 13, was assigned to CANON MEDICAL SYSTEMS Corp. (Otawara, Japan).
"Superconducting magnet and MRI apparatus" was invented by Hajime Tanabe (Okayama, Japan) and Ryo Eguchi (Ako, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "In one embodiment, a superconducting magnet configured to be used in an MRI apparatus that includes a gradient coil. The superconducting magnet comprising a helium vessel, a vacuum vessel, and a heat shield. Among components constituting the heat shield, at least a component of a portion facing the gradient coil is composed by superimposing two layers of metallic materials, the two layers being a first s...