Patents by Inventor John D. Gerlach, Jr.

John D. Gerlach, Jr. 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).

  • Patent number: 6484189
    Abstract: A multimedia authoring system uses a graphic interface display which is implemented as a part of a flow editor and is used to create and to program interactive multimedia presentations and coursework. The authoring system also includes other editors (e.g., a database editor, an expression editor, and an object editor) used to perform other editing functions required to create presentations. The system also includes control systems (e.g., an applications mover, a videodisc controller, and a help system) which also enable the user to create, program, execute and manipulate interactive multimedia presentations. Finally, the system includes an evaluator which evaluates a programmed presentation and implements the presentation.
    Type: Grant
    Filed: September 30, 1996
    Date of Patent: November 19, 2002
    Assignee: Amiga Development LLC
    Inventors: John D. Gerlach, Jr., Narasimhan P. Kannan
  • Patent number: 5574843
    Abstract: A data processing system has a central processing unit, a memory for storing a plurality of data structures corresponding to a presentantion, and a display device. The display device has a display screen including a presentation area for displaying a presentation. Each one of the data structures includes an action identifier and a plurality of attributes. The process provides for receiving a one of the plurality of data structures of the presentation, analyzing the received data structure to determine an action to be performed in response to the action identifier of the data structure, and performing the action corresponding to the action identifier in accordance with a plurality of the attributes of the received data structure.
    Type: Grant
    Filed: January 17, 1995
    Date of Patent: November 12, 1996
    Assignee: Escom AG
    Inventor: John D. Gerlach, Jr.
  • Patent number: 5317732
    Abstract: A process performed in a data processing system includes receiving an input selecting one of the plurality of multimedia presentations to be relocated from the first memory to the second memory, scanning the linked data structures of the selected multimedia presentation to recognize a plurality of resources corresponding to the selected multimedia presentation, and generating a list of names and locations within the selected multimedia presentation corresponding to the identified plurality of resources. The process also includes renaming the names on the generated list, changing the names of the identified plurality of resources in the selected multimedia presentation to the new names on the generated list, and moving the selected multimedia presentation and the resources identified on the generated list to the second memory.
    Type: Grant
    Filed: April 26, 1991
    Date of Patent: May 31, 1994
    Assignee: Commodore Electronics Limited
    Inventors: John D. Gerlach, Jr., Michael E. Weiblen