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. 26, 2012
Filed:
Jan. 26, 2009
Nobuaki Nakasu, Kawasaki, JP;
Tadao Edamura, Yokohama, JP;
Hirofumi Sunaoshi, Chousei, JP;
Takemi Igeta, Mobara, JP;
Kazuhiro Fukuchi, Mobara, JP;
Nobuaki Nakasu, Kawasaki, JP;
Tadao Edamura, Yokohama, JP;
Hirofumi Sunaoshi, Chousei, JP;
Takemi Igeta, Mobara, JP;
Kazuhiro Fukuchi, Mobara, JP;
Hitachi Displays, Ltd., Chiba, JP;
Panasonic Liquid Crystal Display Co., Ltd., Hyogo-ken, JP;
Abstract
The pattern defect repairing apparatus comprises an application head, a waste ejection board, a waste ejection vessel, a waste ejection board moving stage, a head lifting stage, and an application unit base. The application head comprises an ink-jet head and a head holder. An ink jet head has an ejection nozzle, and is attached to the head holder and able to be moved up and down by the head lifting stage. The waste ejection vessel is provided to the waste ejection board and able to be moved between a waste ejection position and a retreated position by the waste ejection board moving stage. Repairing material is ejected for waste onto the waste ejection board set in the vicinity of the nozzle immediately before application to repair the defect. The tip end of the nozzle is prevented from being dried.