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. 15, 2016

Filed:

Mar. 13, 2012
Applicants:

Dean C. Skelton, Fitzwilliam, NH (US);

Brett C. Forlano, Avon, CO (US);

Inventors:

Dean C. Skelton, Fitzwilliam, NH (US);

Brett C. Forlano, Avon, CO (US);

Assignee:

GTAT Corporation, Merrimack, NH (US);

Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C30B 11/00 (2006.01); C30B 29/06 (2006.01); C30B 29/20 (2006.01);
U.S. Cl.
CPC ...
C30B 11/006 (2013.01); C30B 29/06 (2013.01); C30B 29/20 (2013.01);
Abstract

Various embodiments of a method for producing a crystalline material in a crucible in a crystal growth apparatus are disclosed. The method comprises, in part, the step of monitoring for remaining solid feedstock in a liquid feedstock melt with an automated vision system positioned above the crucible. Alternatively, or in addition, the method comprises the step of monitoring for solidified crystalline material in a partially solidified melt with the automated vision system. A crystal growth apparatus comprising the automated vision system is also disclosed.


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