Patents by Inventor Pascal DARGENT

Pascal DARGENT 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).

  • Piezoelectric transducer, manufacturing process pertaining thereto, and resonant ultrasound spectroscopy device
    Patent number: 10859537
    Abstract: Disclosed is a piezoelectric transducer of the type including a stack of a contact piece, a piezoelectric pellet and a support of very great stiffness. Specifically, the contact piece forms tips, the respective apex of which constitutes contact points that are spatially isolated from one another. Also disclosed is a process for the manufacture of such a contact piece as well as a resonant ultrasound spectroscopy device including one or more of such piezoelectric transducers.
    Type: Grant
    Filed: September 21, 2017
    Date of Patent: December 8, 2020
    Assignees: SORBONNE UNIVERSITE, CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE, INSERM (INSTITUT NATIONAL DE LA SANTE ET DE LA RECHERCHE MEDICALE
    Inventors: Pascal Dargent, Quentin Grimal
  • PIEZOELECTRIC TRANSDUCER, MANUFACTURING PROCESS PERTAINING THERETO, AND RESONANT ULTRASOUND SPECTROSCOPY DEVICE
    Publication number: 20190242857
    Abstract: Disclosed is a piezoelectric transducer of the type including a stack of a contact piece, a piezoelectric pellet and a support of very great stiffness. Specifically, the contact piece forms tips, the respective apex of which constitutes contact points that are spatially isolated from one another. Also disclosed is a process for the manufacture of such a contact piece as well as a resonant ultrasound spectroscopy device including one or more of such piezoelectric transducers.
    Type: Application
    Filed: September 21, 2017
    Publication date: August 8, 2019
    Inventors: Pascal DARGENT, Quentin GRIMAL