Patents by Inventor Jean-Louis Lambert

Jean-Louis Lambert 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).

  • Dual-mode cavity filter having input and output coupling irises
    Patent number: 5381118
    Abstract: Agile microwave filter having at least two two-mode cavities with parallel axes and coupled by an iris. The input and output ports are irises in the back plate of the filter. The frequency response of the filter is therefore symmetrical. The plate and therefore the irises are interchangeable to increase the agility of the filter.
    Type: Grant
    Filed: October 22, 1993
    Date of Patent: January 10, 1995
    Assignee: Alcatel Telspace
    Inventors: Patrick Baclaine, Jean-Louis Lambert
  • Severing of glass or vitrocrystalline bodies
    Patent number: 3935419
    Abstract: In the severing of bodies of glass or vitrocrystalline materials by the application of a laser beam, the severing operation is improved by employing a beam of which at least the predominent wavelength is such that at least 10% of the beam energy penetrates the body to a depth of at least 0.2 mm.
    Type: Grant
    Filed: October 11, 1973
    Date of Patent: January 27, 1976
    Assignee: Glaverbel-Mecaniver S.A.
    Inventors: Emmanuel Lambert, Jean-Louis Lambert, Bernard De Longueville
  • Glass cutting
    Patent number: 3932726
    Abstract: In the severing of glass by irradiating it with a laser beam along the line where it is to be severed, the quality and speed of the severing operation are improved by preliminarily scoring the glass along such line.
    Type: Grant
    Filed: October 11, 1973
    Date of Patent: January 13, 1976
    Assignee: Glaverbel-Mecaniver S.A.
    Inventors: Willy Verheyen, Andre Raes, Jean-Paul Coopmans, Jean-Louis Lambert