Patents by Inventor William Bartunek

William Bartunek 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).

  • One piece battery holder
    Patent number: 4325106
    Abstract: A battery holder comprising a drawer having a plurality of compartments, each sized to accommodate a single battery, each compartment being polarized so that a battery can be placed therein only in a predetermined position, means for electrically interconnecting the batteries, and means for connecting a user circuit to the battery holder. The battery holder can further comprise means for retaining the battery within the compartment and a circuit switch to protect the user circuit from circuit runaway.
    Type: Grant
    Filed: September 10, 1979
    Date of Patent: April 13, 1982
    Assignee: Duracell International Inc.
    Inventors: William Bartunek, Gordon E. Kaye, Henry R. Mallory
  • Portable waterproof fluorescent lantern
    Patent number: 4268894
    Abstract: A portable waterproof fluorescent lantern having a case impervious to the entry of water, a fluorescent lamp within the case, a self-contained power source within the case for powering the lamp and means for activating the power source which is waterproof and operatively associated with the case.
    Type: Grant
    Filed: March 5, 1979
    Date of Patent: May 19, 1981
    Assignee: Duracell International Inc.
    Inventors: William Bartunek, Henry R. Mallory