Patents by Inventor Michel G. P. Matesco

Michel G. P. Matesco 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).

  • Sparking-plug
    Patent number: 4540912
    Abstract: This sparking-plug for an internal combustion engine having a controlled ignition comprises a device for evacuating the heat of the earth electrode, the heat of the center electrode and the heat of the end of the nose of the insulator of the center electrode. This end of the nose of the insulator projects into the combustion chamber of the engine in which it is partly exposed to the flame front of the combustion and partly masked off by said device. The device constitutes a massive support for the earth electrode.
    Type: Grant
    Filed: October 15, 1981
    Date of Patent: September 10, 1985
    Assignee: Eyquem
    Inventor: Michel G. P. Matesco