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:
Nov. 27, 1984
Filed:
Jan. 14, 1983
Applicant:
Inventor:
Robert T Noble, Dallas, TX (US);
Assignee:
Texas Instruments Incorporated, Dallas, TX (US);
Primary Examiner:
Int. Cl.
CPC ...
G09G / ;
U.S. Cl.
CPC ...
340716 ; 340718 ; 340784 ; 3408152 ; 350335 ;
Abstract
Two levels of liquid crystal material and upper, center and lower transparent members are sandwiched to form a stacked display. Segment electrodes, which are disposed on opposite sides of the center transparent member, are controllable to selectively display information in one of the two levels while the other level is caused to remain transparent.