Patents by Inventor Marian Edward Sikora

Marian Edward Sikora 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).

  • Patent number: 7144083
    Abstract: A motor-vehicle headrest has an upright mounting rod adapted to be anchored in a vehicle seat back and an upright rear wall at an upper end of the rod and forming part of a rear forwardly open housing shell. An upright front wall forming part of a front rearwardly open housing shell is spaced forward of and directly forms with the rear wall a cavity containing the upper end of the rod. The front wall is formed by a pair of side portions unitary with each other and each forming a wing. Membrane hinges between and formed unitarily with the side portions pivot the side portions about at least one upright axis. Upholstery surrounds the portions of the front wall.
    Type: Grant
    Filed: April 1, 2004
    Date of Patent: December 5, 2006
    Assignees: Grammer AG, Volkswagen AG
    Inventors: Ronald List, Marian Edward Sikora, Peter Schmuda Von Trzebiatowski