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. 05, 2010
Filed:
Sep. 14, 2007
Takuma Okamuro, Fujimi-machi, JP;
Motonori Okumura, Shiojiri, JP;
Mutsuhiko Ota, Matsumoto, JP;
Kazutoshi Goto, Matsumoto, JP;
Isao Yanagisawa, Chino, JP;
Yasuo Inaoka, Shiojiri, JP;
Takuma Okamuro, Fujimi-machi, JP;
Motonori Okumura, Shiojiri, JP;
Mutsuhiko Ota, Matsumoto, JP;
Kazutoshi Goto, Matsumoto, JP;
Isao Yanagisawa, Chino, JP;
Yasuo Inaoka, Shiojiri, JP;
Seiko Epson Corporation, Tokyo, JP;
Abstract
An adjusting unit for making positional adjustment of the optical axis adjustment mask, based on the observation by the one optical unit, such that the reference mark at the one location or the other location and the optical axis adjusting alignment mark corresponding positionally thereto are superposed, and for making optical axis adjustment of the other optical axis, based on the observation by the other optical unit, such that the reference mark at the one location or the other location and the optical axis adjusting alignment mark corresponding positionally thereto are superposed.