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. 22, 2011
Filed:
Mar. 27, 2008
Applicants:
Masami Yonekawa, Utsunomiya, JP;
Mitsuru Inoue, Utsunomiya, JP;
Inventors:
Masami Yonekawa, Utsunomiya, JP;
Mitsuru Inoue, Utsunomiya, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03B 27/62 (2006.01);
U.S. Cl.
CPC ...
Abstract
An exposure apparatus configured to expose a pattern of an original onto a substrate includes a wire electrode row that includes plural parallel wire electrodes, and that is opposed to the original, and a power source that applies an AC voltage to the plural wire electrodes, wherein the wire electrode row includes a first electrode group, and a second wire electrode group to which an AC voltage having a phase different from that of an AC voltage applied to the first electrode group is applied.