Patents by Inventor Michael W. Van Laanen

Michael W. Van Laanen 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).

  • Methods and apparatus for milling grooves with abrasive fluidjets
    Patent number: 6981906
    Abstract: A method for milling grooves in a work-piece includes using a manipulator to control impingement angles of abrasive fluidjets traversed across the work-piece. Another method employs multiple fluidjets simultaneously with a plurality of impingement angles. An apparatus is also provided to allow for the simultaneous use of multiple abrasive fluidjets with a plurality of impingement angles.
    Type: Grant
    Filed: June 23, 2003
    Date of Patent: January 3, 2006
    Assignees: Flow International Corporation, The C. A. Lawton Co.
    Inventors: Mohamed A. Hashish, Steven J. Craigen, Timothy J. Ennis, Thomas E. Nettekoven, Michael W. Van Laanen
  • Methods and apparatus for milling grooves with abrasive fluidjets
    Publication number: 20040259478
    Abstract: A method for milling grooves in a work-piece includes using a manipulator to control impingement angles of abrasive fluidjets traversed across the work-piece. Another method employs multiple fluidjets simultaneously with a plurality of impingement angles. An apparatus is also provided to allow for the simultaneous use of multiple abrasive fluidjets with a plurality of impingement angles.
    Type: Application
    Filed: June 23, 2003
    Publication date: December 23, 2004
    Applicants: Flow International Corporation, The C. A. Lawton Co.
    Inventors: Mohamed A. Hashish, Steven J. Craigen, Timothy J. Ennis, Thomas E. Nettekoven, Michael W. Van Laanen
  • Inflatable maternity mattress
    Patent number: 5185897
    Abstract: An inflatable mattress construction having use as a maternity mattress. The mattress is provided with a central, generally cylindrical cavity which extends through the thickness of the mattress. The lower end of the cavity is enclosed by a bottom panel, while a top panel is located within the cavity and the peripheral edge of the top panel is sealed to the upper surface of the mattress bordering the cavity. The central portion of the top panel is secured to the bottom panel. A gas, such as air, can be supplied to the chamber between the panels to thereby inflate the upper panel and adjust the depth of the cavity to accomodate the abdomen of a pregnant woman.
    Type: Grant
    Filed: June 24, 1992
    Date of Patent: February 16, 1993
    Inventor: Michael W. Van Laanen