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. 30, 1986
Filed:
Feb. 08, 1985
Applicant:
Inventors:
Prem Nath, Rochester, MI (US);
Timothy J Barnard, Lake Orion, MI (US);
Dominic Crea, Mt. Clemens, MI (US);
Assignee:
Energy Conversion Devices, Inc., Troy, MI (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H01L / ; H01L / ;
U.S. Cl.
CPC ...
136256 ; 136249 ; 136258 ; 357 30 ; 357 65 ; 29572 ; 427 74 ;
Abstract
An improved photovoltaic device exhibiting increased tolerance of shorting and shunting defects includes a pattern of current flow restricting material operatively disposed so as to limit the flow of electrical current between the substrate and the current collector of the device. Also disclosed are methods for the fabrication of the improved device.