Patents by Inventor Olivier Fragnière

Olivier Fragnière 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).

  • Internal combustion engine with intake manifold injection, in particular hydrogen combustion engine with intake injection
    Patent number: 11920545
    Abstract: An internal combustion engine has an intake manifold injection, at least two combustion chambers, at least one central rail for supplying fuel for the intake manifold injection, and at least one air distributor for supplying air to the individual combustion chambers. The central rail is attached to the air distributor, or the central rail and the air distributor are formed as an integral component.
    Type: Grant
    Filed: July 11, 2022
    Date of Patent: March 5, 2024
    Assignee: Liebherr Machines Bulle SA
    Inventors: Bouzid Seba, Bakir Puran, Olivier Fragnière