Patents by Inventor Christian Wattenhofer

Christian Wattenhofer 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: 20090215343
    Abstract: The invention relates to a coated woven fabric or knit fabric for a safety air bag and to the production method thereof. More specifically, the invention relates to a coated woven fabric or knit fabric for a safety air bag, which is obtained using a method that does not involve a sizing step or a washing step and which is produced from threads having a pre-determined amount of a lubricant composition on the surface thereof. The invention also relates to the use of the aforementioned threads in the area involving the production of coated woven or knit fabrics for safety air bags, as well as to a safety air bag comprising said coated woven or knit fabric.
    Type: Application
    Filed: December 5, 2006
    Publication date: August 27, 2009
    Inventors: Cécile Lopez, Bertrand Bordes, Christian Wattenhofer
  • Publication number: 20080241532
    Abstract: The invention relates to a composition for yarns, fibres or filaments which can be deposited on these yarns, fibres or filaments in order to improve the properties of these yarns, fibres or filaments, in particular the resistance to abrasion. The invention also relates to a process for producing these yarns, fibres or filaments, and also to a rope comprising these yarns, fibres or filaments, and to their use.
    Type: Application
    Filed: January 20, 2005
    Publication date: October 2, 2008
    Inventors: Christian Wattenhofer, Paul Schaffner