Patents by Inventor Matti J. Lehtinen

Matti J. Lehtinen 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).

  • Cassette system and apparatus for manufacturing an active agent liberating capsule for subcutaneous use
    Patent number: 4920727
    Abstract: The invention relates to a cassette system for inserting a rod inside a tubular basic element. The system consists of at least two elongated plate-shaped cassettes provided with transverse channels as well as of a shank whereby the rods placed in channels of one cassette can be pushed into the tubular basic elements placed in channels of the other cassette after placing the cassettes in alignment with each other. The invention relates also to an apparatus for manufacturing a subcutaneous prophylactic capsule, comprising a tubular basic element and a hormone rod placed therein.
    Type: Grant
    Filed: December 27, 1988
    Date of Patent: May 1, 1990
    Assignee: Huhtamaki Oy
    Inventors: Mikko V. Ristimaki, Matti J. Lehtinen, Krister J. Lindstrom, Rolf R. Hartzell