Patents by Inventor Marc Backhaus

Marc Backhaus 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).

  • Shaving cartridge for wet razors
    Patent number: 5524346
    Abstract: According to the invention, the blade holder has a skin contact surface which is curved in a concave fashion in the moving direction of the razor. This design causes the skin to be curved in accordance with the contact surface while shaving thus achieving an upright alignment of the beard hairs.
    Type: Grant
    Filed: July 7, 1994
    Date of Patent: June 11, 1996
    Inventor: Marc Backhaus