Patents by Inventor Lester D. Earnest

Lester D. Earnest 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: 4888798
    Abstract: Disclosed is a computer method and apparatus that permits identical copies of encrypted computer software (including a number of software elements) to be distributed to many users while retaining central control over which elements are "unlocked", that is, are authorized for use by each user.
    Type: Grant
    Filed: August 7, 1986
    Date of Patent: December 19, 1989
    Assignee: OMS, Inc.
    Inventor: Lester D. Earnest