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:
Dec. 18, 2012

Filed:

Sep. 21, 2010
Applicants:

Michael Catalano, Toledo, OH (US);

Stephen P. Murphy, Perrysburg, OH (US);

Steven W. Diderich, Beloit, WI (US);

Inventors:

Michael Catalano, Toledo, OH (US);

Stephen P. Murphy, Perrysburg, OH (US);

Steven W. Diderich, Beloit, WI (US);

Assignee:

First Solar, Inc, Perrysburg, OH (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B05D 5/12 (2006.01); H01L 31/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A method for removing coating from a substrate may include: locating an edge of a substrate; directing a laser beam along a first path to a first position on a surface of the substrate proximate to an edge of the substrate at an angle of incidence suitable to redirect the laser beam along a second path, through the substrate, to a second position on a second surface of the substrate corresponding to the located edge of the substrate, where the second surface can include a coating; and ablating at least a portion of coating at the second position on the second surface of the substrate.


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