Patents Examined by Randy Gulakowki
  • Method and apparatus for removal of minute particles from a surface using thermophoresis to prevent particle redeposition
    Patent number: 6805751
    Abstract: A method and apparatus for removing minute particles from a surface of a sample are provided that prevent redeposition of the particles onto the surface. By combining thermophoresis with laser assisted particle removal (LAPR), the methods and apparatus remove minute particles (for example, micrometer and nanometer sizes) and assure that they will not redeposit.
    Type: Grant
    Filed: July 23, 2001
    Date of Patent: October 19, 2004
    Assignee: Alkansas State University
    Inventor: Susan Davis Allen