Patents by Inventor Christophe Provent

Christophe Provent 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 MANUFACTURING AN ANNULAR THIN FILM OF SYNTHETIC MATERIAL AND DEVICE FOR CARRYING OUT SAID METHOD
    Publication number: 20190267215
    Abstract: Methods and reactors are disclosed for producing synthetic material on a substrate by microwave plasma activated chemical vapor deposition. The method comprises the step of providing a microwave plasma reactor configured to provide a plasma having a toroidal shape. The reactor comprises a resonant cavity and a substrate holder arranged to hold, preferably, an annular shaped substrate or a plurality of substrates arranged in an annular configuration.
    Type: Application
    Filed: July 18, 2017
    Publication date: August 29, 2019
    Applicant: NEOCOAT SA
    Inventors: David Rats, Medhi Naamoun, Christophe Provent
  • METHOD FOR A DIAMOND VAPOR DEPOSITION
    Publication number: 20160032450
    Abstract: The present invention relates to a method for depositing nanocrystalline diamond using a diamond vapor deposition facility which includes: a vacuum reactor including a reaction chamber connected to a vacuum source; a plurality of plasma sources arranged along a matrix that is at least two-dimensional in the reaction chamber; and a substrate holder arranged in the reactor, said method being characterized in that the deposition is carried out at a temperature of 100 to 500° C.
    Type: Application
    Filed: February 25, 2014
    Publication date: February 4, 2016
    Applicant: NEOCOAT SA
    Inventors: David Rats, Christophe Provent