Patents by Inventor Pierre C. Rossetti

Pierre C. Rossetti 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).

  • Method for metallizing ceramic substrates and new, thus obtained products
    Patent number: 4289829
    Abstract: Method of metallizing a ceramic substrate so as to obtain on this substrate weldable metallized zones or areas usable at a high temperature, characterized by depositing on a ceramic substrate, an ink including cobalt oxide and forming a hooking layer by forming a compound between the ceramic and cobalt oxide, under an oxidizing atmosphere, and, reducing at about 1,100.degree. C., the oxide superficially so as to obtain a cobalt metal layer and metallized zones or areas weldable by a method known per se.
    Type: Grant
    Filed: June 25, 1979
    Date of Patent: September 15, 1981
    Assignee: Silec-Semi-Conducteurs
    Inventor: Pierre C. Rossetti
  • Grooving and glassivating method for semiconductor wafers
    Patent number: 4240095
    Abstract: A method is disclosed wherein grooves between elementary chips of a semiconductive wafer are stepped and then glassivated whereby the glassivation does not raise above the surface of the wafer.
    Type: Grant
    Filed: November 21, 1978
    Date of Patent: December 16, 1980
    Assignee: Le Silicium Semiconducteur SSC
    Inventor: Pierre C. Rossetti