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.

Date of Patent:
Sep. 17, 1996

Filed:

May. 23, 1995
Applicant:
Inventors:

Katsumasa Tsuneyoshi, Higashiosaka, JP;

Akiyoshi Satoh, Nara, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F / ;
U.S. Cl.
CPC ...
395140 ;
Abstract

In the information processing apparatus having a function of displaying a plurality of graphs, when information on mathematical expressions for drawing a plurality of graphs and information on scales on a plurality of axes associated with the graphs is input from an input portion, a drawing data conversion portion converts the information on a plurality of expressions into graph drawing data for drawing a plurality of graphs and converts the information on scales on a plurality of axes into axes drawing data to be used for graduating axes for respective graphs. A graph drawing portion draws a plurality of graphs such that they overlap each other about a common axis based on the graph drawing data and axes drawing data obtained as a result of the conversion and draws axes having different scales for respective graphs on the same screen of a display portion. An arrangement may be provided to draw a trace pointer on a graph to be traced and an axis pointer on the axis for the graph when the graph to be traced is specified. This makes it possible to clearly display transitions of values on a graph from among graphs having different ranges displayed on the same screen for clear readability.


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