Patents by Inventor David L. Rainwater

David L. Rainwater 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).

  • Plasma water vapor sterilizer apparatus
    Patent number: 5753196
    Abstract: An apparatus for plasma sterilization of articles includes a plasma generator, a sterilizing chamber, and a source of water vapor in fluid communication with the plasma generator, and may optionally include an autoclave. A method for plasma sterilization comprises exposing an article to be sterilized to a neutral active species of a plasma generated from water vapor. The exposure of the article to the plasma is carried out at reduced pressures and a chamber temperature of less than about 82.degree. C. for a time period sufficient to effect sterilization.
    Type: Grant
    Filed: October 28, 1996
    Date of Patent: May 19, 1998
    Assignee: AbTox, Inc.
    Inventors: Phillip A. Martens, David L. Rainwater
  • Plasma water vapor sterilizer and method
    Patent number: 5603895
    Abstract: An apparatus for plasma sterilization of articles is provided with a plasma generator, a sterilizing chamber, and a source of water vapor in fluid communication with the plasma generator, and may optionally include an autoclave. A method for plasma sterilization comprises exposing an article to be sterilized to a neutral active species of a plasma generated from water vapor. The exposure of the article to the plasma is carried out at reduced pressures and a chamber temperature of less than about 82.degree. C. for a time period sufficient to effect sterilization.
    Type: Grant
    Filed: June 6, 1995
    Date of Patent: February 18, 1997
    Assignee: Abtox, Inc.
    Inventors: Phillip A. Martens, David L. Rainwater