Patents by Inventor Jacek Piwowarski

Jacek Piwowarski 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 for producing a gypsum plasterboard
    Patent number: 10570062
    Abstract: A method for producing a gypsum plasterboard comprising the steps of providing bundler dust obtained from gypsum plasterboard leftovers of a plasterboard trimming process by a trimming device, in particular by a bundler saw; and adding at least a part of the bundler dust to a gypsum slurry for producing the gypsum plasterboard.
    Type: Grant
    Filed: October 7, 2013
    Date of Patent: February 25, 2020
    Assignee: Knauf Gips KG
    Inventor: Jacek Piwowarski