Patents by Inventor Hans Leemhuis

Hans Leemhuis 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).

  • Biomaterial
    Patent number: 11554196
    Abstract: A biomaterial, particularly for tissue regeneration, includes an open, porous bioresorbable first material portion and a second material portion that is stiffer than the first material portion, wherein the volume fraction of the stiffer material is less than 30% of the total volume of the biomaterial, and the structural stiffness of the second material portion is at least 10 times greater than that of the first material portion.
    Type: Grant
    Filed: June 28, 2017
    Date of Patent: January 17, 2023
    Assignees: MATRICEL GMBH, CHARITÉ - UNIVERSITAETSMEDIZIN BERLIN
    Inventors: Ingo Heschel, Hans Leemhuis, Georg Duda, Aarón Xerach Herrera Martín, Ansgar Petersen
  • BIOMATERIAL
    Publication number: 20200179570
    Abstract: A biomaterial, particularly for tissue regeneration, includes an open, porous bioresorbable first material portion and a second material portion that is stiffer than the first material portion, wherein the volume fraction of the stiffer material is less than 30% of the total volume of the biomaterial, and the structural stiffness of the second material portion is at least 10 times greater than that of the first material portion.
    Type: Application
    Filed: June 28, 2017
    Publication date: June 11, 2020
    Applicants: Matricel GmbH, Charité - Universitaetsmedizin Berlin
    Inventors: Ingo HESCHEL, Hans LEEMHUIS, Georg DUDA, Aarón Xerach HERRERA MARTÍN, Ansgar PETERSEN
  • Cyclodextrin glycosyltransferase (CGTase) polypeptides with modified hydrolysis activity
    Patent number: 7803598
    Abstract: An enzyme is described which enzyme is derived from family 13 of ?-amylases. The enzyme variant is obtainable by modifying a CGTase or a maltogenic ?-amylase. The enzyme is useful in preparing a food or a food product such as bakery products.
    Type: Grant
    Filed: September 12, 2005
    Date of Patent: September 28, 2010
    Assignee: Danisco A/S
    Inventors: Karsten M. Kragh, Hans Leemhuis, Lubbert Dijkhuizen, Bauke W. Dijkstra
  • Enzyme
    Publication number: 20060134266
    Abstract: An enzyme is described which enzyme is derived from family 13 of ?-amylases. The enzyme variant is obtainable by modifying a CGTase or a maltogenic ?-amylase. The enzyme is useful in preparing a food or a food product such as bakery products.
    Type: Application
    Filed: September 12, 2005
    Publication date: June 22, 2006
    Inventors: Karsten Kragh, Hans Leemhuis, Lubbert Dijkhuizen, Bauke Dijkstra