Patents by Inventor Gary L. Gibb

Gary L. Gibb has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Method and system for detecting and selectively correcting cell reference errors
    Patent number: 6317758
    Abstract: In a computer implemented spreadsheet, a method for detecting and selectively correcting cell reference errors after a cell is copied includes identifying at least one destination cell containing a formula with a reference error; and converting the address of at least one reference in the formula of the at least one destination cell from a relative address to an absolute address. A system for carrying out the claimed method includes a spreadsheet application module, a cell module, an error detection and correction module, a user dialog module, a dependency display module, a fix memory, and a rejection memory.
    Type: Grant
    Filed: February 20, 1998
    Date of Patent: November 13, 2001
    Assignee: Corel Corporation
    Inventors: Robert C. Madsen, Daren A. Thayne, Gary L. Gibb
  • System and method for displaying a current value of a cell of a document
    Patent number: 6225996
    Abstract: A feature of a software application permitting display of a selected non-active cell on a display screen, when the cell is not currently visible in the on-screen window. The user is therefore able to observe the results of certain operations on the contents of the selected cell without scrolling to the location of the cell.
    Type: Grant
    Filed: February 20, 1998
    Date of Patent: May 1, 2001
    Assignee: Corel Corporation
    Inventors: Gary L. Gibb, Thomas D. Freeman