Patents by Inventor Jacques Chave

Jacques Chave 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).

  • Electronic power component circuit
    Patent number: 5057970
    Abstract: An electronic power component circuit comprising low level electronic control circuits mounted on a platform over electronic power circuits constituted as a hybrid circuit, in which the low level electronic control circuits are also constituted as a hybrid circuit, being formed on a substrate of aluminum nitride.
    Type: Grant
    Filed: October 11, 1990
    Date of Patent: October 15, 1991
    Assignee: GEC Alsthom SA
    Inventor: Jacques Chave
  • Hybrid circuit comprising a cascade connection of parallel-transistor stages
    Patent number: 5040050
    Abstract: This circuit is such that the semiconductor chips constituting the various transistors of the circuit are organized in a matrix in which the various columns are formed on a first network of conductor tracks and are separated by second and third networks of conductor tracks, said networks being connected to respective different connection tabs of the semiconductor chips.
    Type: Grant
    Filed: October 11, 1990
    Date of Patent: August 13, 1991
    Assignee: GEC Alsthom SA
    Inventor: Jacques Chave
  • Process for surface passivation of an indium phosphide substrate and product obtained
    Patent number: 4865656
    Abstract: Surface passivation of indium phosphide substrate. The process consists in:subjecting the substrate to cleaning without application of ultrasounds,soaking, for a duration of between 30 seconds and 10 minutes, the substrate in an aqueous solution of complex arsenic ions maintained at a temperature of between 0.degree. and 50.degree. C.,abundantly rinsing the substrate in deionized water.
    Type: Grant
    Filed: December 28, 1987
    Date of Patent: September 12, 1989
    Assignee: Etablissement Public a Caractere Scientifique
    Inventors: Robert Blanchet, Abdelkrim Choujaa, Jacques Chave, Pierre Viktorovitch