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. 10, 2013
Filed:
Mar. 16, 2012
Applicant:
Takashi Kamo, Yokohama, JP;
Inventor:
Takashi Kamo, Yokohama, JP;
Assignee:
Kabushiki Kaisha Toshiba, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
G03F 1/72 (2012.01); G03F 1/24 (2012.01);
U.S. Cl.
CPC ...
Abstract
According to one embodiment, an exposure method comprises exposing a desired pattern on a sample by use of a first reflection type mask on which the desired pattern to be exposed on the sample is formed and a defect is partially formed, and exposing a correction pattern on the sample by use of a second reflection type mask having the correction pattern of a reflection film formed at a position corresponding to the defect of the first reflection type mask.