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.

Date of Patent:
Nov. 23, 2010

Filed:

Nov. 25, 2003
Applicants:

Rama Venkatasubramanian, Cary, NC (US);

Kip D. Coonley, Durham, NC (US);

Edward P. Siivola, Raleigh, NC (US);

Michael Puchan, Clayton, NC (US);

Randall G. Alley, Raleigh, NC (US);

Pratima Addepalli, Cary, NC (US);

Brooks C. O'quinn, Mamers, NC (US);

Thomas Colpitts, Durham, NC (US);

Mary Napier, Carroboro, NC (US);

Inventors:

Rama Venkatasubramanian, Cary, NC (US);

Kip D. Coonley, Durham, NC (US);

Edward P. Siivola, Raleigh, NC (US);

Michael Puchan, Clayton, NC (US);

Randall G. Alley, Raleigh, NC (US);

Pratima Addepalli, Cary, NC (US);

Brooks C. O'Quinn, Mamers, NC (US);

Thomas Colpitts, Durham, NC (US);

Mary Napier, Carroboro, NC (US);

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 35/30 (2006.01); F25B 21/02 (2006.01);
U.S. Cl.
CPC ...
Abstract

A thermoelectric device having at least one unipolar couple element () including two legs () of a same electrical conductivity type. A first-temperature stage () is connected to one of the two legs. A second-temperature stage () is connected across the legs of the at least one unipolar couple element. A third-temperature stage () is connected to the other of the two legs. Methods for cooling an object and for thermoelectric power conversion utilize the at least one unipolar couple element to respectively cool an object and produce electrical power.


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