Patents Assigned to Harrison Hygiene Inc.
  • Patent number: 8136192
    Abstract: A head for a denture brush that is detachably connected to a powered handle and a denture brush incorporating the same. The head includes a housing having a first set of bristles extending outwardly from a first side and a second set of bristles extending outwardly from a second side. The first and second sets of bristles are mounted such that they are movable in response to rotation of a camshaft in the head. Some of bristles on each side of the head may be linearly pulsed toward and away from the housing substantially orthogonally to a longitudinal axis of the head. Additionally, some of the bristles on each side of the head may be rotated about a horizontal axis that is orthogonal to the longitudinal axis.
    Type: Grant
    Filed: March 24, 2009
    Date of Patent: March 20, 2012
    Assignee: Harrison Hygiene Inc.
    Inventors: James Harrison, Robert G. Dickie
  • Patent number: D682554
    Type: Grant
    Filed: July 22, 2010
    Date of Patent: May 21, 2013
    Assignee: Harrison Hygiene Inc.
    Inventors: James Harrison, Robert G. Dickie