Patents by Inventor Erkki Koskelainen

Erkki Koskelainen 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).

  • Winding arrangement for coiling of an elongated flexible element and coiling means
    Patent number: 6021974
    Abstract: A coiling system for coiling and uncoiling of the elongated flexible element. The elongated flexible element is preformed and coiled onto a core, which is detachable for the purpose of uncoiling the elongated flexible element by its inner end. A coiling system which comprises a coil component functioning as an end wall so arranged as to interact with a detachable core with an elongated flexible element coiled thereonto.
    Type: Grant
    Filed: July 29, 1997
    Date of Patent: February 8, 2000
    Assignee: Erkki Koskelainen
    Inventor: Erkki Koskelainen