Patents by Inventor Karl H. Stein

Karl H. Stein 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).

  • Fibrous surgical compress with cover layer autogenously bonded to absorption layer
    Patent number: 4565736
    Abstract: A surgical compress is described which is made of an absorptive layer and a wound covering layer, the covering layer spun or otherwise made of nonwoven hydrophobic fibers so that absorption of wound secretions is facilitated.
    Type: Grant
    Filed: March 21, 1983
    Date of Patent: January 21, 1986
    Assignee: Firma Carl Freudenberg
    Inventors: Karl H. Stein, Manfred Krull