Patents by Inventor Daniel Chemla

Daniel Chemla 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).

  • Structure of the insulator--semiconductor type
    Patent number: 4320178
    Abstract: Structure of the insulator--semiconductor type constituted by a semiconducting crystalline substrate formed from a III-V compound of formula (A.sup.III B.sup.V) coated with an insulating layer, wherein the substrate has a specific crystalline orientation and wherein the insulator is a sulphide in accordance with the formula (A.sup.III B.sup.V)S.sub.4.It also relates to a process for the preparation of such a structure.Applications of the invention occur in the fields of microelectronics and optoelectronics.
    Type: Grant
    Filed: April 2, 1980
    Date of Patent: March 16, 1982
    Inventors: Daniel Chemla, Louis Cot, Jean Jerphagnon, Jean Durand