Patents by Inventor Daniel J. Gutowski

Daniel J. Gutowski 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).

  • Razor knife blade
    Patent number: D603232
    Type: Grant
    Filed: July 2, 2008
    Date of Patent: November 3, 2009
    Inventors: Daniel J. Gutowski, David E. Hyslop
  • Pry tool
    Patent number: D431990
    Type: Grant
    Filed: October 25, 1999
    Date of Patent: October 17, 2000
    Inventors: David E. Hyslop, Daniel J. Gutowski