Patents by Inventor Christopher Martin Louis

Christopher Martin Louis 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).

  • Overmold constrained layer damper for fuel injectors
    Patent number: 6382532
    Abstract: A fuel injector assembly including a body portion, a valve seat fixed relative to the body portion, a valve member movable relative to the valve seat, an outer layer substantially surrounding the body portion, and a damping material between the body portion and the outer layer, the damping material cooperating with the outer layer to dampen noise and vibration produced during operation of the fuel injector. Preferably, the fuel injector also includes an electrical connector mounted on the body portion, and the damping material is adjacent the electrical connector. In the preferred embodiment, the damping material is a viscoelastic material.
    Type: Grant
    Filed: August 23, 2000
    Date of Patent: May 7, 2002
    Assignee: Robert Bosch Corporation
    Inventors: Richard Mark French, Maria Catherine Nowland, Christopher Martin Louis