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. 13, 2011
Filed:
Apr. 25, 2006
David Albertalli, Santa Clara, CA (US);
Robert G. Boehm, Jr., Livermore, CA (US);
Ralph D. Fox, Livermore, CA (US);
Perry West, Los Gatos, CA (US);
David Albertalli, Santa Clara, CA (US);
Robert G. Boehm, Jr., Livermore, CA (US);
Ralph D. Fox, Livermore, CA (US);
Perry West, Los Gatos, CA (US);
Ulvac, Inc., Kanagawa, JP;
Abstract
According to the present disclosure, a printer apparatus may include a chuck configured to support a substrate thereon, a rail spaced apart from the chuck, a printhead carriage frame coupled to the rail and containing a printhead carriage housing at least one printhead therein, a first camera assembly configured to capture image data of the printhead and provide the image data to a computer, and a computer receiving the image data from the first camera assembly and configured to determine a deviation between a desired position of the printhead and an actual position of the printhead.