Patents by Inventor Raik HUEPFEL

Raik HUEPFEL 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).

  • Publication number: 20230201046
    Abstract: A method for producing a nonwoven element for hygiene articles is accomplished by the steps of: forming a fibrous web from a multi-ply nonwoven material with at least one carded staple fiber layer and a storage layer which is arranged on the staple fiber layer and which has cellulose fibers, wherein at least a portion of the staple fibers of the staple fiber layer are formed from a thermoplastic; applying liquid jets to the fibrous web, as a result of which the fibers of the multi-ply nonwoven material are intermingled and entangled, and the fibrous web is embossed with a surface structure; applying heat to the fibrous web, as a result of which the thermoplastic staple fibers at least partially fuse and the fibrous web is bonded to form a nonwoven web, and severing individual nonwoven elements from the nonwoven web.
    Type: Application
    Filed: December 23, 2022
    Publication date: June 29, 2023
    Applicant: Nitto Advanced Nonwoven Ascania GmbH
    Inventors: Jan Michael TRINKAUS, Raik HUEPFEL