Patents by Inventor Bernard E. Lejeune

Bernard E. Lejeune 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).

  • Patent number: 4795881
    Abstract: A laser trimmed electrical component including a substrate, and material supported on the substrate, the material having two ends and a curved portion therebewteen defined by inner and outer curved boundaries, the material having a laser cut that enters the material at one boundary in a first leg, has a curved second leg that is between and follows the inner and outer boundaries, and leaves the material at the same boundary in a third leg.
    Type: Grant
    Filed: June 2, 1987
    Date of Patent: January 3, 1989
    Assignee: Teradyne, Inc.
    Inventors: Bernard E. Lejeune, Philippe G. Lejeune
  • Patent number: 4772774
    Abstract: A method of laser trimming an electronic component to achieve a desired electronic characteristic including entering into a controller the desired value of the characteristic of the component being trimmed, measuring the beginning value of the characteristic of the component being trimmed, determining the value of the length of a first leg of cut of the component by reference to information based upon cuts of legs of different lengths of a component of the same geometry as the component being trimmed, and cutting the component being trimmed using the laser to obtain the first leg of the cut.
    Type: Grant
    Filed: June 2, 1987
    Date of Patent: September 20, 1988
    Assignee: Teradyne, Inc.
    Inventors: Philippe G. Lejeune, Bernard E. Lejeune