Patents by Inventor James A. Cannavino

James A. Cannavino 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).

  • Authorization mechanism for establishing addressability to information in another address space
    Patent number: 4430705
    Abstract: Permits one program in one address space to obtain access to data in another address space without invoking a supervisor. Each of a plurality of address spaces assigned an Address Space Number (ASN) has an associated set of address translation tables. Addressability to a second address space may be specified by a program if authorized in accordance with the entry of an authority table associated with the second address space, the entry being designated by an authorization index associated with the program.
    Type: Grant
    Filed: May 23, 1980
    Date of Patent: February 7, 1984
    Assignee: International Business Machines Corp.
    Inventors: James A. Cannavino, Andrew R. Heller, Morris Taradalsky, William S. Worley, Jr.