Patents by Inventor Pio Echeverria Lizarazu

Pio Echeverria Lizarazu 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).

  • Machine for engraving by impact or scratching
    Patent number: 5862749
    Abstract: Machine for engraving by impact or scratching, which comprises an engraving device (10) assembled on a crosshead (9), capable of travel along a rail (8) parallel to the surface to be engraved. The rail (8) is assembled on a rocking support (5-6), which rotates around an axis (7) which is parallel to the rail (8) and coincides with the axis of the section of a drive belt (14) to which the crosshead (9) is related to.
    Type: Grant
    Filed: September 3, 1997
    Date of Patent: January 26, 1999
    Inventor: Pio Echeverria Lizarazu