Patents by Inventor Hans Notenboom

Hans Notenboom 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).

  • TWO-LAYER OR MULTIPLE-LAYER COMPRESSION SPRING
    Publication number: 20100065996
    Abstract: A multiple-layer compression spring having spring bodies that are disposed inside of each other wherein the spring bodies are produced in a continuous manner from an uninterrupted piece of wire.
    Type: Application
    Filed: January 29, 2007
    Publication date: March 18, 2010
    Applicant: Bauman Federn AG
    Inventors: Andreas Hohl, Hans Notenboom