Patents by Inventor Hans A. Kemper

Hans A. Kemper 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: 6345480
    Abstract: The invention provides a height-adjustable bridging device for joints between floor coverings. The bridging device includes an upper element and a base element. The upper element includes a generally perpendicular retaining bar. The retaining bar includes a holding device. The base element also includes retaining bars which are structured to cooperate with the upper element retaining bar holding device. A support device, which includes another upper element retaining bar and a force uptake piece, such as a base element bar, is disposed on the upper element and the base element respectively. The support device aids in preventing the upper element from tipping.
    Type: Grant
    Filed: March 27, 2000
    Date of Patent: February 12, 2002
    Assignee: Hermann Friedrich Kunne GmbH & Co.
    Inventors: Hans A. Kemper, Frank Sondermann
  • Patent number: 4893449
    Abstract: In a removable bridge profile for floor joints of parquet floors with different vertical position of the joint edges, consisting of an L-shaped base profile with a threaded drive channel projecting into the joint, at least one covering wing adjoining a center portion covering the joint and drive or Parker or sheet metal screws, at the lower side of the center portion two webs engaging over the upright portion of the threaded drive channel are attached.
    Type: Grant
    Filed: December 16, 1988
    Date of Patent: January 16, 1990
    Inventor: Hans A. Kemper