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:
Apr. 07, 1998
Filed:
Apr. 04, 1996
Applicant:
Inventors:
Ken Kawata, Kanagawa, JP;
Masaki Okazaki, Kanagawa, JP;
Koh Kamada, Kanagawa, JP;
Yoshinori Suzuki, Kanagawa, JP;
Assignee:
Fuji Photo Film Co, Ltd., Minami-ashigara, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K / ; G02F / ;
U.S. Cl.
CPC ...
2522995 ; 349117 ; 349118 ; 349121 ; 428-1 ;
Abstract
Disclosed is an optical compensatory sheet which comprises a layer in the condition of a mono-domain of discotic nematic phase or a monoaxial columnar phase. Further, a process for preparation of the optical compensatory sheet and a liquid crystal display provided with the optical compensatory sheet are disclosed.