Patents Assigned to AJT & Associates
  • Apparatus for the purification of water
    Patent number: D420720
    Type: Grant
    Filed: July 27, 1998
    Date of Patent: February 15, 2000
    Assignee: AJT & Associates
    Inventors: Alfredo J. Teran, John R. Derrick, Jr., Nidal A. Samad, W. Todd Willoughby, Igor A. Vassiliev, Louis V. Mangicarpa, Carlos V. Diaz