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:
Jul. 14, 1992
Filed:
Dec. 18, 1990
Applicant:
Inventor:
Hiroyuki Yoshino, Fussa, JP;
Assignee:
Casio Computer Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F / ;
U.S. Cl.
CPC ...
36471001 ;
Abstract
A compact electronic calculator to execute a determinant calculation, includes a first display section for displaying a value of a matrix element and a second display section for displaying a plurality of matrix elements. The matrix elements displayed on the second display section may be changed within a range of a matrix size. Numeral data may be inputted to memory portions of a storage unit for storing matrix data, which corresponds to the matrix element, by selecting one of the displayed matrix elements.