Patents by Inventor Andrew Koyfman

Andrew Koyfman 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).

  • Encrypted table indexes and searching encrypted tables
    Patent number: 7519835
    Abstract: The present invention teaches a variety of methods for building and searching secure, indexed database tables. Sensitive portions of the database tables and database indexes are encrypted, ordered and searched according to Boolean functions arranged to work with encrypted data. Also disclosed is a database management system that allows authorized users to build and search encrypted tables.
    Type: Grant
    Filed: May 20, 2004
    Date of Patent: April 14, 2009
    Assignee: SafeNet, Inc.
    Inventor: Andrew Koyfman
  • Encrypted table indexes and searching encrypted tables
    Publication number: 20060041533
    Abstract: The present invention teaches a variety of methods for building and searching secure, indexed database tables. Sensitive portions of the database tables and database indexes are encrypted, ordered and searched according to Boolean functions arranged to work with encrypted data. Also disclosed is a database management system that allows authorized users to build and search encrypted tables.
    Type: Application
    Filed: May 20, 2004
    Publication date: February 23, 2006
    Inventor: Andrew Koyfman