Patents by Inventor Eelke Hempenius

Eelke Hempenius 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).

  • Plant growth system
    Publication number: 20070000170
    Abstract: The present invention relates to a plant growth system, comprising a root substrate formed by a number of essentially independent mineral wool elements and a top substrate, comprising an essentially unitary mineral wool element.
    Type: Application
    Filed: June 30, 2005
    Publication date: January 4, 2007
    Applicant: Rockwool International A/S
    Inventor: Eelke Hempenius