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. 17, 2020

Filed:

Sep. 25, 2015
Applicant:

Sunpower Corporation, San Jose, CA (US);

Inventor:

Nils-Peter Harder, San Jose, CA (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 31/0224 (2006.01); H01L 31/18 (2006.01);
U.S. Cl.
CPC ...
H01L 31/022441 (2013.01); H01L 31/022425 (2013.01); H01L 31/18 (2013.01); Y02E 10/50 (2013.01);
Abstract

Methods of manufacturing a semiconductor device, and resulting semiconductor device are described. In an example, the method for manufacturing a semiconductor device include forming a semiconductor region and forming a metal seed region over the semiconductor region. The method can include placing a conductive strip over a first portion of the metal region, where the conductive strip is formed over the semiconductor region. The method can include bonding a contacting portion of the conductive strip to the first portion the metal region. The method can include etching a second portion of the metal region and where the conductive strip inhibits etching of the first portion of the metal region. In an example, the conductive strip can have a coating. In one example, the semiconductor device can be a solar cell.


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