Patents by Inventor Michael Walter Ulrich

Michael Walter Ulrich 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 device for engraving printing cylinders
    Patent number: 8164800
    Abstract: In a method or machine for engraving printing cylinders for packaging, pattern, or wallpaper printing and equipped with at least two engraving members, each engraving member engraving elements to be printed into the printing cylinder and, for an areal engraving, executes a feed movement parallel to a longitudinal axis of the printing cylinder. To shorten engraving time, a print image or layout for the printing cylinder is subdivided into at least two circumferential engraving strips, one engraving member being associated with each engraving strip. At least one strip boundary is automatically placed between said engraving strips in at least one white space remaining unengraved between at least some of the elements to be printed.
    Type: Grant
    Filed: November 4, 2008
    Date of Patent: April 24, 2012
    Assignee: Hell Gravure Systems GmbH & Co. KG
    Inventors: Michael Walter Ulrich, Jan Herrmann Breiholdt
  • METHOD AND DEVICE FOR ENGRAVING PRINTING CYLINDERS
    Publication number: 20090122353
    Abstract: In a method or machine for engraving printing cylinders for packaging, pattern, or wallpaper printing and equipped with at least two engraving members, each engraving member engraving elements to be printed into the printing cylinder and, for an areal engraving, executes a feed movement parallel to a longitudinal axis of the printing cylinder. To shorten engraving time, a print image or layout for the printing cylinder is subdivided into at least two circumferential engraving strips, one engraving member being associated with each engraving strip. At least one strip boundary is automatically placed between said engraving strips in at least one white space remaining unengraved between at least some of the elements to be printed.
    Type: Application
    Filed: November 4, 2008
    Publication date: May 14, 2009
    Inventors: Michael Walter Ulrich, Jan Herrmann Breiholdt