Patents by Inventor Charles T. Rosen

Charles T. Rosen 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).

  • Multi-layer surveying systems and methods with multi-layer incentives
    Patent number: 7194448
    Abstract: A system and method for collecting data includes receiving first identification information of a first user, receiving second identification information of a second user that is referred to the data collector by the first user, analyzing the second identification information, determining whether to receive second user data based on the analysis of the second identification information and rewarding the first user if the second user data is received.
    Type: Grant
    Filed: July 31, 2001
    Date of Patent: March 20, 2007
    Inventors: Roseanne Luth, Charles T. Rosen
  • Multi-layer surveying systems and methods with multi-layer incentives
    Publication number: 20040111316
    Abstract: A system and method for collecting data includes receiving first identification information of a first user, receiving second identification information of a second user that is referred to the data collector by the first user, analyzing the second identification information, determining whether to receive second user data based on the analysis of the second identification information and rewarding the first user if the second user data is received.
    Type: Application
    Filed: August 18, 2003
    Publication date: June 10, 2004
    Inventors: Roseanne Luth, Charles T. Rosen
  • Multi-layer surveying systems and methods with multi-layer incentives
    Patent number: 6446044
    Abstract: A system and method for collecting data includes receiving first identification information of a first user, receiving second identification information of a second user that is referred to the data collector by the first user, analyzing the second identification information, determining whether to receive second user data based on the analysis of the second identification information and rewarding the first user if the second user data is received.
    Type: Grant
    Filed: July 31, 2000
    Date of Patent: September 3, 2002
    Assignee: Luth Research Inc.
    Inventors: Roseanne Luth, Charles T. Rosen