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:
Aug. 15, 2006

Filed:

Dec. 20, 2001
Applicants:

Eugene A. Rodi, Minneapolis, MN (US);

Robert M. Rice, Buffalo, MN (US);

Inventors:

Eugene A. Rodi, Minneapolis, MN (US);

Robert M. Rice, Buffalo, MN (US);

Assignee:

Unisys Corporation, Blue Bell, PA (US);

Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 9/45 (2006.01); G06F 17/50 (2006.01); G06F 15/00 (2006.01); F06F 19/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A program and method enables easy creation and manipulation of timing charts. The preferred embodiment employs off-the-shelf commercial software and uses Visual Basic commands to get timing chart drawing commands into the drawing program and out of the spreadsheet program to order the drawing program to produce a displayable and print/plotable file. The user can easily see changes needed and even if they require ripple-through redrawing, because the user manipulates data in the spreadsheet file instead of directly manipulating drawing commands, the spread sheet will carry through ripple-through calculations to modify all lines related to the recalculated data.


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