Patents by Inventor Kenneth C. Hopper

Kenneth C. Hopper 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).

  • Hair collection device and methods of use thereof
    Patent number: 6478750
    Abstract: A hair collection device useful in testing for drugs and hazardous materials, comprising an outer barrel with a barrel lumen and a hair collection oriface; an inner hair storage container insertable in and removable from the barrel lumen, and comprising a hair storage lumen and a second hair collection oriface; and a hair snare insertable into the hair storage lumen and extendable through both of the hair collection orifaces.
    Type: Grant
    Filed: November 17, 2000
    Date of Patent: November 12, 2002
    Inventors: Janet F. Morrison, Peter A. Morrison, Carl M. Selavka, Thomas M. Eden, Chip B. Thuss, Kenneth C. Hopper, John S. Sundsmo