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. 03, 1998
Filed:
Sep. 29, 1997
Applicant:
Inventor:
Teruo Sano, Tachikawa, JP;
Assignee:
Casio Computer Co., Ltd., Tokyo, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06K / ; G06K / ; G06F / ;
U.S. Cl.
CPC ...
382187 ; 382188 ; 395146 ;
Abstract
A data input device including a display screen on which a keyboard appears, and a tablet that covers the screen. Keys are displayed in such a manner that a single alphabet character appears in a single key representation area. A mark drawn with a pen on the tablet indicates the transformation or modification of the specified character, such that a character indicated by a touch is entered in lowercase, and a character indicated by a check is entered in uppercase. Furthermore, by displaying a plurality of symbols in a single key representation area, one of the symbols can be selected and entered, depending on the manner in which the pen touches the screen.