Patents by Inventor Jean-Pascal Chavanne

Jean-Pascal Chavanne 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).

  • Optical sensor for detecting an electric field via the Faraday effect
    Patent number: 5331272
    Abstract: The optical electric current sensor is composed of a birefringent light guide (2) coiled around an electric current conductor (1) and is characterized by a spatial modulation of the magnetic field or of the birefringence of the light guide, along the light guide, at a spatial period equal to a whole number of times the beat length of the guide.
    Type: Grant
    Filed: March 30, 1992
    Date of Patent: July 19, 1994
    Assignee: Centre Suisse d'Electronique et de Microtechnique SA
    Inventors: Olivier Parriaux, Patrick DeBergh, Jean-Pascal Chavanne