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. 29, 2026
Filed:
Feb. 22, 2024
Niterra Materials Co., Ltd., Yokohama, JP;
Takahiro Kawamoto, Kawasaki Kanagawa, JP;
Seina Taguchi, Yokohama Kanagawa, JP;
Daichi Usui, Kawasaki Kanagawa, JP;
Ryosuke Hiramatsu, Yokohama Kanagawa, JP;
Hiroyasu Kondo, Yokohama Kanagawa, JP;
Niterra Materials Co., Ltd., Yokohama, JP;
Abstract
A granulated particle for cold storage material particle according to an embodiment includes: a rare earth oxysulfide containing at least one rare earth element selected from the group consisting of Y, La, Ce, Pr, Nd, Sm, Eu, Gd, Tb, Dy, Ho, Er, Tm, Yb, and Lu, or a rare earth oxide containing at least one rare earth element selected from the group consisting of Y, La, Ce, Pr, Nd, Sm, Eu, Gd, Tb, Dy, Ho, Er, Tm, Yb, and Lu; and carbon having a concentration of 0.001 wt % or more and 50 wt % or less, in which the granulated particle has a relative density of 10% or more and 50% or less.