Patents by Inventor Antonius Franciscus Johnnes DE GROOT

Antonius Franciscus Johnnes DE GROOT 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 FOR PROVIDING A WEAR-RESISTANT MATERIAL ON A BODY, AND COMPOSITE BODY
    Publication number: 20220206396
    Abstract: A method for providing a wear-resistant material on a body. A composite body that may be obtained by the method. The composite body may be a substrate holder or a reticle clamp for use in a lithographic apparatus. The method includes providing a body made of glass, ceramic or glass-ceramic; providing a wear-resistant material having a hardness of more than 20 GPa; and brazing or laser welding the wear-resistant material to the body.
    Type: Application
    Filed: April 1, 2020
    Publication date: June 30, 2022
    Applicant: ASML NETHERLANDS B.V.
    Inventors: Andrey NIKIPELOV, Antonius Franciscus Johnnes DE GROOT