Patents by Inventor Louis B. Kenum

Louis B. Kenum 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: 6433692
    Abstract: The signaling device of the present invention, in its preferred embodiment, generally comprises a switch or activator mounted on a facing of a door, a receiver or doorbell mounted within a home or other building, and mechanism for sending a signal from the switch or activator to the receiver or doorbell. The switch or activator of the present invention is preferably made of clear LEXAN or polycarbonate material bent to a generally U-shape and incorporating a pair of brass contacts wired to a receiver. In lieu of being wired to a receiver, there might be a wireless connection between the switch or activator and the receiver. A pet animal can readily actuate the activator or switch by leaning or pressing against the activator or switch to alert someone within the home or other building that it desires to enter the home or building.
    Type: Grant
    Filed: September 26, 2000
    Date of Patent: August 13, 2002
    Inventor: Louis B. Kenum
  • Patent number: 5099404
    Abstract: A portable electric lamp apparatus including a conduit, a tungsten halogen lamp attached to one end of the conduit, a plug attached to the other end of the conduit, a conductor within the conduit for conducting current from the plug to the tungsten halogen lamp, and a retractable guard for protecting or exposing the tungsten halogen lamp. The portable electric lamp is particularly adapted for dispensing a large amount of illumination to large enclosed areas such as boiler furnaces, stokes, tanks and the like which periodically require servicing.
    Type: Grant
    Filed: August 8, 1990
    Date of Patent: March 24, 1992
    Inventor: Louis B. Kenum