Patents by Inventor Claus Jansen

Claus Jansen 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).

  • Non-woven fluorescent retrorefletive fabric
    Patent number: 5478628
    Abstract: A high visibility fabric having a non-woven web material with a fluorescent layer. The fluorescent pigment concentration in the fabric is greater proximate a designated fabric outer surface than at other outer surfaces of the fabric. The fabric is used for manufacturing safety vests, signage, and other articles requiring high visibility.
    Type: Grant
    Filed: May 9, 1994
    Date of Patent: December 26, 1995
    Assignee: Minnesota Mining and Manufacturing Company
    Inventors: Britton G. Billingsley, Vera L. Lightle, David P. Swanson, Claus Jansen