Patents by Inventor Hendrik Wetzel

Hendrik Wetzel 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).

  • Method of manufacturing cellulose solutions in aqueous amino oxide
    Patent number: 5760211
    Abstract: The invention relates to a method of manufacturing cellulose solutions whereby cellulose is dispersed in an aqueous amino oxide solution and is treated with xylanase or enzyme mixtures containing xylanase.
    Type: Grant
    Filed: July 11, 1997
    Date of Patent: June 2, 1998
    Assignee: Fraunhofer-Gesellschaft Zur Forderung Der Angewandten Forschung E.V.
    Inventors: Harry Schleicher, Peter Weigel, Hendrik Wetzel