Patents by Inventor Katsuhiro Alex Namba

Katsuhiro Alex Namba 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).

  • Representing user edit permission of regions within an electronic document
    Patent number: 7389473
    Abstract: Regions within editable objects of electronic document can be defined such that specific editing permissions can be granted to specific users for specific regions. The regions can be expressed in a ML format such that a variety of applications that consume ML content can operate in accordance with the granted permissions.
    Type: Grant
    Filed: December 9, 2003
    Date of Patent: June 17, 2008
    Assignee: Microsoft Corporation
    Inventors: Martin Sawicki, Robert Little, Brian Jones, Katsuhiro Alex Namba