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:
Jan. 08, 2008
Filed:
Mar. 29, 2005
Applicants:
Donis George Flagello, Scottsdale, AZ (US);
Robert John Socha, Campbell, CA (US);
James Sherwood Greeneich, Prescott, AZ (US);
Inventors:
Donis George Flagello, Scottsdale, AZ (US);
Robert John Socha, Campbell, CA (US);
James Sherwood Greeneich, Prescott, AZ (US);
Assignee:
ASML Netherlands B.V., Veldhoven, NL;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03B 27/42 (2006.01);
U.S. Cl.
CPC ...
Abstract
An apparatus and method for providing a variable illumination field for use in lithographic imaging for semiconductor manufacturing includes providing a an illumination system including a variable optical element having an array of addressable elements, each addressable element constructed and arranged to have a variable transmittance.