Patents by Inventor Bernd Fellner

Bernd Fellner 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).

  • Cleaning device
    Patent number: 5699578
    Abstract: In a cleaning device, in particular for the interdental area, comprising two twisted, wire-type sections (1, 2), it is provided, with a view to putting into practice novel cleaning methods, the cleaning being accompanied by the application of care and cleaning agents, that the wire-type sections (1, 2) are twisted in such a way that at least one free loop or eye (9) is formed.
    Type: Grant
    Filed: February 28, 1996
    Date of Patent: December 23, 1997
    Assignee: georg karl geka-brush GmbH
    Inventors: Norbert Dumler, Bernd Fellner
  • Small brush, in particular interdental brush
    Patent number: 5638568
    Abstract: In a small brush, in particular an interdental brush, comprising a plurality of fibers or bristles (5) which are secured so as to protrude radially between two wire-type segments (1, 2) by twisting the latter, it is provided, with a view to improve the properties of handling and dental care, that the wire-type segments (1, 2) comprise at least one plastic fiber (3).
    Type: Grant
    Filed: February 18, 1996
    Date of Patent: June 17, 1997
    Assignee: georg karl geka-brush GmbH
    Inventors: Norbert Dumler, Bernd Fellner