Patents by Inventor Philippe Ventajol

Philippe Ventajol 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).

  • Patent number: 6362047
    Abstract: A method for manufacturing memory points including control and floating gates, including the steps of: delimiting at the surface of the substrate an active region by insulation areas; forming a first insulating layer; opening a window in the first insulating layer to partially expose the entire width of the active region and a portion of the insulating areas; forming a second very thin insulating layer; depositing a first conductive material; forming a third insulating layer; and depositing a second conductive material, and further including a step of etching the first and second conductors and the third, second, and first insulating layers according to a same contour to expose the active region and the insulation areas in the vicinity of the borders between the active region and the insulation areas.
    Type: Grant
    Filed: October 17, 2000
    Date of Patent: March 26, 2002
    Assignee: STMicroelectronics S.A.
    Inventor: Philippe Ventajol