Patents by Inventor Erland Josefsson

Erland Josefsson 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).

  • Patent number: 6425322
    Abstract: The present invention is for a log made from wastes from forestry and the like material. The invention also is for means and method for the production of such log. The log comprises a sheath which surrounds the compressed forestry wastes of the log. A log according to the invention is produced by that forestry wastes is compressed. The goods are fed to a delimited space which corresponds to the outer shape of the log. In this space the goods are rotated around the lengthwise axis of the log to be during compression after which a holding, moisture releasing sheath is applied during rotation. In the compriming engine the log is formed inside the space which is defined by the compression rolls and the side walls including their movable side wall parts.
    Type: Grant
    Filed: March 24, 2000
    Date of Patent: July 30, 2002
    Inventors: Gösta Karlsson, Erland Josefsson