Patents by Inventor Leo Vuorenlinna

Leo Vuorenlinna 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).

  • Enzyme premix for feed and method
    Patent number: 5314692
    Abstract: A thermostable premix for use in animal feeds which comprises a carrier material onto which an enzyme solution containing enzymes which are not inherently heat stable are absorbed.
    Type: Grant
    Filed: May 2, 1991
    Date of Patent: May 24, 1994
    Assignee: Cultor Ltd.
    Inventors: Asko N. O. Haarasilta, Pirkko L. A. Riikonen, Leo Vuorenlinna
  • Feed raw material and feed containing zero fibre and procedure for producing these
    Patent number: 4954355
    Abstract: The invention concerns a feed raw material which contains zero fibre obtained as a by-product of the wood conversion industry and mainly compound of cellulose and possibly containing lignin and which is intended to be admixed to animal feed. The feed raw material contains zero fibre about 80-99% by weight, advantageously about 90% by weight, calculated as dry matter, and bonding agent binding zero fibre about 1-20% by weight, advantageously about 10% by weight. The feed raw material mix obtained in the feed raw material-preparing procedure is granulated and possibly dried. The granular feed raw material can be admixed to produce a feed according to the invention, at a concentration about 1-50% by weight, suitably about 5-40% by weight, advantageously about 10-25% by weight.
    Type: Grant
    Filed: March 30, 1988
    Date of Patent: September 4, 1990
    Inventors: Asko Haarasilta, Leo Vuorenlinna, Kalevi Laiho