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:
Sep. 22, 1992
Filed:
Mar. 07, 1990
Akitaka Morita, Nara, JP;
Eichika Matsuda, Yamatotakada, JP;
Toshiro Oba, Nara, JP;
Yoshimitsu Inamori, Yamatokoriyama, JP;
Sharp Kabushiki Kaisha, Osaka, JP;
Abstract
An electronic data storage device and calculator apparatus having a memory for storing numerical data including numerical information and non-decimal point symbols for separating predetermined groups of digits of a numerical value into an easily read form. The data stored also includes character information and is displayed on four lines of an LCD display. Upon selecting one of the displayed data, a reverse video display of the selected data occurs whereupon the remaining displayed data is cleared from the display so that it can be used for calculating purposes using the selected data remaining on the display.