Patents by Inventor Joseph A. Hanak

Joseph A. Hanak 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 laser scribing glass sheet substrate coatings
    Publication number: 20050016972
    Abstract: A method and apparatus for laser scribing coatings on glass sheet substrates.
    Type: Application
    Filed: August 11, 2004
    Publication date: January 27, 2005
    Inventors: Frank Borgeson, Joseph Hanak, Ricky Harju, Karen Harju, Norman Helman, Kenneth Hecht
  • Novel brush filaments
    Patent number: 4802255
    Abstract: Novel, improved filaments for brushes. The filaments include a colored region provided by a dye colorant and the colored region is adapted to provide a color intensity which can change in response to increased use of the filament to provide a signal indicative of filament wear. The filaments are particularly useful in toothbrushes.
    Type: Grant
    Filed: August 10, 1987
    Date of Patent: February 7, 1989
    Assignee: Gillette Canada Inc.
    Inventors: Miklos M. Breuer, Joseph A. Hanak