Patents by Inventor Kenneth B. Cuthbert

Kenneth B. Cuthbert 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).

  • Method and apparatus for the production of thin films
    Patent number: 6594008
    Abstract: Method and apparatus for forming thin films by the application of a film forming liquid to a substrate at rest or rotating a speed up to 500 rpm and then rotating the film forming liquid on the substrate at a speed and for a time sufficient to form the thin film. Such films can be used for analysis by spectrophotometric methods. Apparatus for forming such thin films is also disclosed.
    Type: Grant
    Filed: November 27, 2000
    Date of Patent: July 15, 2003
    Inventors: Robert Herpst, Kenneth B. Cuthbert
  • Method and apparatus for the production of thin films
    Patent number: 6254931
    Abstract: Method and apparatus for forming thin films by the application of a film forming liquid to a substrate at rest or rotating a speed up to 500 rpm and then rotating the film forming liquid on the substrate at a speed and for a time sufficient to form the thin film. Such films can be used for analysis by spectrophotometric methods. Apparatus for forming such thin films is also disclosed.
    Type: Grant
    Filed: October 27, 1997
    Date of Patent: July 3, 2001
    Inventors: Robert Herpst, Kenneth B. Cuthbert
  • Method and apparatus for the production of films
    Patent number: 6146900
    Abstract: Methods and apparatus for forming a film of a liquid material and for employing the film as a test sample for determining properties of the material in a suitable analytical instrument such as a spectrophotometer.
    Type: Grant
    Filed: October 27, 1998
    Date of Patent: November 14, 2000
    Assignee: Robert D. Herpst
    Inventors: Robert D. Herpst, Kenneth B. Cuthbert