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. 01, 2002
Filed:
Jul. 08, 1999
Koichi Ono, Kyoto, JP;
Rohm Co., Ltd., Kyoto, JP;
Abstract
A liquid crystal display device including first and second substrates on a front side and rear side of the device, respectively, which are bonded to each other on their peripheries by a sealant with a prescribed gap therebetween, the first and second substrates including electrode patterns formed thereon. A liquid crystal material is doped with dichroic dyes injected into the gap to constitute a liquid crystal layer. A first color filter film with a prescribed color is provided at an area where the electrode pattern is not provided on the first substrate on the front side. A second color filter film with the same color as the prescribed color at at least an area where the electrode pattern is provided on the second substrate on the rear side.