Patents by Inventor Leif Billstrom

Leif Billstrom 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 apparatus for providing a secure boot for a computer system
    Patent number: 7360073
    Abstract: A method and apparatus for securely booting a computer system comprises loading secure boot code and a secure operating system from the secure boot code. The method includes authenticating the user in the secure operating system, prior to permitting access to the main operating system.
    Type: Grant
    Filed: May 15, 2003
    Date of Patent: April 15, 2008
    Assignees: PointSec Mobile Technologies, LLC, Protect Data AB
    Inventors: Leif Billstrom, Kurt Lennartsson, Brian Wood