Patents by Inventor Peter Howarth

Peter Howarth 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 of preparing an anisotropic polymer film on a substrate with a structured surface
    Patent number: 7083834
    Abstract: An anisotropic polymer film with improved alignments prepared by coating onto a substrate with a structured surface. The polymer films thereby obtained are useful in optical and electrooptical devices for decorative and security applications.
    Type: Grant
    Filed: December 10, 2004
    Date of Patent: August 1, 2006
    Assignee: Merck Patent GmbH
    Inventors: Matthias Kuntz, John Patrick, Guy Gregory, Tony Bleasdale, Rodney Riddle, Robert Hammond-Smith, Peter Howarth, Allan Marshall
  • Method of preparing an anisotropic polymer film on a substrate with a structured surface
    Publication number: 20050118355
    Abstract: An anisotropic polymer film with improved alignments prepared by coating onto a substrate with a structured surface. The polymer films thereby obtained are useful in optical and electrooptical devices for decorative and security applications.
    Type: Application
    Filed: December 10, 2004
    Publication date: June 2, 2005
    Inventors: Matthias Kuntz, John Patrick, Guy Gregory, Tony Bleasdale, Rodney Riddle, Robert Hammond-Smith, Peter Howarth, Allan Hawkhurst
  • Method of preparing an anisotropic polymer film on a substrate with a structured surface
    Publication number: 20030189684
    Abstract: An anisotropic polymer film with improved alignmentis prepared by coating onto a substrate with a structured surface. The polymer films thereby obtained are useful in optical and electrooptical devices for decorative and security applications.
    Type: Application
    Filed: February 13, 2003
    Publication date: October 9, 2003
    Applicant: Merck Patent GmbH
    Inventors: Matthias Kuntz, John Patrick, Guy Gregory, Tony Bleasdale, Rodney Riddle, Robert Hammond-Smith, Peter Howarth, Allan Marshall