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:
Feb. 01, 2005
Filed:
Jul. 01, 2003
Applicants:
Nobuo Okazaki, Shiga-Ken, JP;
Yasuhiko Shiota, Shiga-Ken, JP;
Johji Nakagaki, Shiga-Ken, JP;
Inventors:
Assignee:
International Business Machines Corporation, Armonk, NY (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G21G 500 ; G03F 900 ; G03C 500 ;
U.S. Cl.
CPC ...
Abstract
An object of the present invention is to provide an apparatus and method for ensuring a uniform orientation of liquid crystal molecules of an alignment layer by irradiation with ion beams. An apparatus of the present invention comprises a gridhaving a plurality of ion ejection holesof various sizes. The size of the ion ejection holevaries depending on an ion density. The size of the ion ejection holeincreases with decrease in the ion density.