Patents by Inventor Hezi Friedman

Hezi Friedman 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).

  • Secure universal serial bus
    Patent number: 7320071
    Abstract: An apparatus and method for providing a secure universal serial bus (USB) is disclosed. The secure USB comprises a secure channel for transferring data. A secure USB domain device is coupled to a host computer or is embedded within a host computer. The secure USB domain device comprises a USB memory device, a USB processor, a USB host controller, and an internal USB bus coupled to each of the elements of the secure USB domain device. The elements of the secure USB domain device are not accessible by the host computer. The secure USB domain device blocks the transmission of confidential information, enables the transmission of non-confidential information, and enables the transmission of encrypted confidential information.
    Type: Grant
    Filed: May 22, 2001
    Date of Patent: January 15, 2008
    Assignee: National Semiconductor Corporation
    Inventors: Hezi Friedman, Gadi Erlich, Ohad Falik, Daivid Briet