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:
Mar. 10, 2015
Filed:
Apr. 27, 2011
Applicants:
Jean-paul Garandet, Le Bourget du Lac, FR;
Jacky Bancillon, Saint-Egreve, FR;
Luc Federzoni, Bourgoin-Jallieu, FR;
Marc Pirot, Saint Blaise du Buis, FR;
Inventors:
Jean-Paul Garandet, Le Bourget du Lac, FR;
Jacky Bancillon, Saint-Egreve, FR;
Luc Federzoni, Bourgoin-Jallieu, FR;
Marc Pirot, Saint Blaise du Buis, FR;
Assignee:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B26D 3/06 (2006.01); B29C 59/02 (2006.01); H01L 21/67 (2006.01); H01L 31/0236 (2006.01);
U.S. Cl.
CPC ...
H01L 21/67092 (2013.01); H01L 31/02363 (2013.01); Y02E 10/50 (2013.01); Y10S 977/902 (2013.01);
Abstract
A solution for texturing silicon wafers configured to constitute photovoltaic (PV) cells. Silicon wafers can be produced, the surface of which include uniformly engraved patterns having a depth of between 5 and 50 μm.