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. 09, 2003
Filed:
Apr. 02, 2002
Applicant:
Inventors:
Martin O. Patton, Fairview Park, OH (US);
Samar Sinharoy, Monroeville, PA (US);
Victor G. Weizer, Cleveland Heights, OH (US);
Assignee:
Essential Research, Inc., Cleveland, OH (US);
Primary Examiner:
Int. Cl.
CPC ...
H01L 3/106 ; H01L 3/104 ;
U.S. Cl.
CPC ...
H01L 3/106 ; H01L 3/104 ;
Abstract
A solar cell comprising a substrate, a buffer layer, a first subcell, a second subcell, and a third subcell, where said first subcell, said second subcell, and said third subcell are lattice matched, and where said substrate is lattice mismatched with said first, second, and third subcells.