Patents by Inventor Rene Locqueneux

Rene Locqueneux 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).

  • Triac structure having improved triggering sensitivity with single groove extending from gate region
    Patent number: 4130828
    Abstract: A new triac structure is provided comprising as a classical triac layers N1 to N4 and P1 and P2, and metallizations A1, G and A2 arranged as indicated in the hereinbelow drawings. The layers N1 and N3 have substantially the same boundary in projection and a groove 10 is formed at the boundary of the layer N3 in order to cross the layer P2. Accordingly, the N1 and N3 regions have no common surface in projection. The triac has substantially the same sensitivity in the four triggering modes.
    Type: Grant
    Filed: March 28, 1978
    Date of Patent: December 19, 1978
    Assignee: Silec-Semi-Conducteurs
    Inventor: Rene Locqueneux