Patents by Inventor Costas Sioutas

Costas Sioutas 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).

  • Virtual impactor process for removing particles from an air stream
    Patent number: 5788741
    Abstract: A virtual impactor that can remove essentially all of the particles from an airstream is disclosed. Disclosed are a method of separating particles from the airstream using this virtual impactor, a method of concentrating the particulate matter in an airstream, and the concentrated airstream.
    Type: Grant
    Filed: January 23, 1997
    Date of Patent: August 4, 1998
    Assignees: United States of America as represented by the Administrator of the U.S. Environmental Protection Agency, President and Fellows of Harvard College
    Inventors: Robert M. Burton, Petros Koutrakis, Costas Sioutas
  • Virtual impactor for removing particles from an airstream and method for using same
    Patent number: 5425802
    Abstract: A virtual impactor that can remove essentially all of the particles from an airstream is disclosed. Also disclosed are a method of separating particles from the airstream using this virtual impactor, a method of concentrating the particulate matter in an airstream, and the concentrated airstream.
    Type: Grant
    Filed: May 5, 1993
    Date of Patent: June 20, 1995
    Assignees: The United States of American as represented by the Administrator of Environmental Protection Agency, President and Fellows of Harvard
    Inventors: Robert M. Burton, Petros Koutrakis, Costas Sioutas