Patents by Inventor Xavier Letort

Xavier Letort 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).

  • Wafer boat for supporting silicon wafers
    Patent number: 5468297
    Abstract: A boat, for vertically holding semiconductor wafers, includes a cradle in the shape of a hollow half cylinder with a horizontal axis; two grooved plates, disposed against the interior lateral walls of the cradle accommodating the semiconductor wafers to be treated, the two plates being independent and abutting against the cradle without being fastened thereto; and a horizontal plate maintaining a distance between the two lateral grooved plates and serving as a removable guide during the loading operation of the semiconductor wafers.
    Type: Grant
    Filed: February 16, 1994
    Date of Patent: November 21, 1995
    Assignee: SGS-Thomson Microelectronics, S.A.
    Inventor: Xavier Letort