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:
Dec. 27, 1988
Filed:
May. 27, 1986
Applicant:
Inventor:
Morito Tamiya, Tokyo, JP;
Assignee:
Casio Computer Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F / ; G06F / ;
U.S. Cl.
CPC ...
36471001 ; 364521 ;
Abstract
An electronic calculator having a graph display function which displays a graph of a desired function on a liquid-crystal display screen, within a designated range, input from a keyboard. The electronic calculator can change the range using a predetermined point or range on the screen as the center, thus enlarging or reducing the displayed graph to a desired magnification.
Tamiya, Morito. (1988). Electronic calculator having a graph display function (U.S. Patent No. 4794554). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4794554
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile