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. 08, 2015
Filed:
Mar. 13, 2014
Applicant:
Ascent Solar Technologies, Inc., Denver, CO (US);
Inventors:
Lawrence M. Woods, Littleton, CO (US);
Hobart Stevens, Golden, CO (US);
Joseph H. Armstrong, Littleton, CO (US);
Assignee:
ASCENT SOLAR TECHNOLOGIES, INC., Denver, CO (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 31/0224 (2006.01); H01L 31/0392 (2006.01);
U.S. Cl.
CPC ...
H01L 31/022425 (2013.01); H01L 31/03923 (2013.01); H01L 31/03926 (2013.01); Y02E 10/541 (2013.01);
Abstract
A polymer substrate and back contact structure for a photovoltaic element, and a photovoltaic element include a CIGS photovoltaic structure, a polymer substrate having a device side at which the photovoltaic element can be located and a back side opposite the device side. A layer of dielectric is formed at the back side of the polymer substrate. A metal structure is formed at the device side of the polymer substrate.