Patents by Inventor Pentti K. Lahtinen

Pentti K. Lahtinen 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).

  • Procedure for manufacturing elongated glued beams
    Patent number: 4608106
    Abstract: A procedure for manufacturing elongated glued beams by gluing veneers in their grain direction after each other and upon each other. The veneer ends are cut obliquely so that the glue bond area will be large enough in view of adhesion, whereafter the veneer strips joined by gluing at their ends are glued to each other to form a beam.
    Type: Grant
    Filed: March 25, 1985
    Date of Patent: August 26, 1986
    Inventor: Pentti K. Lahtinen