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:
Jun. 17, 2014
Filed:
Sep. 27, 2006
Osamu Nakamura, Kanagawa, JP;
Hiroko Yamamoto, Kanagawa, JP;
Osamu Nakamura, Kanagawa, JP;
Hiroko Yamamoto, Kanagawa, JP;
Semiconductor Energy Laboratory Co., Ltd., Kanagawa-ken, JP;
Abstract
An exposure apparatus includes a stagefor holding a substrateto be exposed; a direct writing maskarranged above the substrateto be exposed held by the stage; a repeated opening pattern in which a plurality of openings each having approximately the same size are arranged in a line at approximately the same interval, provided to the mask; an irradiation mechanism for irradiating with a linear laser beam 1along the repeated opening pattern; and a movement mechanism for moving a relative position of a laser beam which is formed in such a way that the linear laser beam formed by the laser processing mechanism passes through the plurality of openings of the opening pattern and the substrate held by the stage.