Patents by Inventor Hendrik Willem Strijker

Hendrik Willem Strijker 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 apparatus with band cutter
    Patent number: 4110905
    Abstract: A shaving apparatus having a continuously driven endless band cutter, a stationary upper cutter with hair entrance apertures, and a stationary lower cutter with recesses corresponding to the apertures in the stationary upper cutter, the endless band cutter being disposed between the stationary lower cutter and the stationary upper cutter. Preferably, stops are mounted on at least one of the stationary lower cutter and the stationary upper cutter to space them apart, with the resulting spacing being slightly greater than the endless band cutter thickness.
    Type: Grant
    Filed: June 16, 1977
    Date of Patent: September 5, 1978
    Assignee: U.S. Philips Corporation
    Inventor: Hendrik Willem Strijker