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:
Dec. 05, 2017
Filed:
Dec. 26, 2014
Kabushiki Kaisha Toshiba, Tokyo, JP;
Toshiba Materials Co., Ltd., Yokohama-shi, JP;
Takao Sawa, Yokohama, JP;
Kabushiki Kaisha Toshiba, Minato-Ku, JP;
Toshiba Materials Co., Ltd., Yokohama-shi, JP;
Abstract
A thermoelectric conversion material made of a polycrystalline material represented by a composition formula (1) shown below and having an MgAgAs type crystal structure is provided. An insulating coat is provided on at least one surface of the polycrystalline material. Composition formula (1): (ATi)DX, wherein 0.2≦a1≦0.7, 0.3≦b1≦0.8, a1+b1=1, 30≦x≦35, 30≦y≦35 hold, wherein A is at least one element selected from the group consisting of Zr and Hf, D is at least one element selected from the group consisting of Ni, Co, and Fe, and X is at least one element selected from the group consisting of Sn and Sb.