Patents by Inventor Candido Medulla

Candido Medulla 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 and apparatus for producing a stream of ionic aluminum
    Patent number: 5497005
    Abstract: The invention relates to a method and a generator for producing an aluminum ion flow, specifically for aluminum ion implantation in the microelectronics industry.
    Type: Grant
    Filed: July 26, 1994
    Date of Patent: March 5, 1996
    Assignee: Consorzio per la Ricerca sulla Microelettronica nel Mezzogiorno
    Inventors: Candido Medulla, Mario Raspagliesi
  • Device for the ionization of metals having a high melting point, which may be used on ion implanters of the type using ion sources of Freeman or similar type
    Patent number: 5144143
    Abstract: The device comprises a cylindrical casing provided with an internal cavity and with a flange and an arc chamber superimposed over the cylindrical casing and including a filament electrically supplied through supply conductors external to said casing and supported by said flange, a repeller plate held at a negative voltage through supply conductors external to said casing and supported by said flange and an inlet for a gas which may be ionized, Inside the arc chamber there is also a support for the metal to be ionized supported and connected electrically to an electrode at a negative voltage by means of a rod passing through the internal cavity of said cylindrical casing.
    Type: Grant
    Filed: January 16, 1991
    Date of Patent: September 1, 1992
    Assignee: Consorzio per la Ricerca Sulla Microelettronica nel Mezzogiorno
    Inventors: Mario Raspagliesi, Candido Medulla