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:
Aug. 10, 2010
Filed:
Jul. 03, 2007
Masashi Mikami, Aichi, JP;
Kimihiro Ozaki, Aichi, JP;
Keizo Kobayashi, Aichi, JP;
Abstract
The invention provides a novel n-type thermoelectric conversion material which comprises low-toxic and abundant elements, and has excellent heat-resistance, chemical durability and the like, as well as high thermoelectric conversion efficiency, the thermoelectric conversion material comprises a metal oxynitride thermoelectric conversion material which has a composition represented by formula TiAON(wherein A is at least one element selected from the group consisting of transition metals of the 4th and 5th periods of the periodic table, and 0≦x≦0.5, 0.5≦y≦2.0, 0.01≦z≦0.6), and has an absolute value of thermoelectric power of at least 30 μV/K at 500° C. or above, and a novel n-type thermoelectric conversion material, a thermoelectric conversion element and a thermoelectric conversion module comprising the above metal oxynitride can also be provided.