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:
Aug. 07, 1990
Filed:
Oct. 04, 1989
Applicant:
Inventors:
Takefumi Sato, Yamatokoriyama, JP;
Kusuki Mori, Yamatokoriyama, JP;
Assignee:
Sharp Kabushiki Kaisha, Osaka, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G09G / ;
U.S. Cl.
CPC ...
340707 ; 340706 ; 340712 ; 178 18 ;
Abstract
A handwritten character input device in which a dot-matrix display panel and a tablet are laid one on the other. The detection coordinates of the tablet correspond with the dot coordinates of the display panel. A coordinate conversion unit is provided for shifting the dot coordinates vertically and laterally with respect to the detection coordinates of the tablet.