Patents by Inventor Howard R. Walker

Howard R. Walker 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).

  • Magnetic registration apparatus for silk screen printer
    Patent number: 4091726
    Abstract: Automatic registration apparatus for multi-color silk screening of elongated articles, such as writing implements, includes a carriage for rotatably supporting the articles with respect to the longitudinal axis thereof and magnetic means on the carriage for drawing a magnetically attractable index on the article, for example a pocket clip, so that a surface on the article is oriented in predetermined disposition with a pattern in the silk screen stencil. The carriage is also adapted to lift the articles from a high speed conveyor into contact with the silk screen stencil.
    Type: Grant
    Filed: November 2, 1976
    Date of Patent: May 30, 1978
    Assignee: Joseph E. Podgor, Inc.
    Inventor: Howard R. Walker