Patents by Inventor Henry D. Luther

Henry D. Luther 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).

  • Bathing apparatus
    Patent number: 4733418
    Abstract: An apparatus for assisting a handicapped or physically impaired person into and out of a bathing receptacle contains a stanchion mounted independently of the receptacle, a seat which is pivotably attached to the stanchion and a leg support. The stanchion contains a hydraulic cylinder for raising and lowering the seat. The leg support can also be elevated or retracted. The entire apparatus is foldable and can thus be stored out of the way when not in use.
    Type: Grant
    Filed: April 25, 1986
    Date of Patent: March 29, 1988
    Assignee: Enabling Devices, Inc.
    Inventor: Henry D. Luther
  • Electronic voting machine
    Patent number: 4227643
    Abstract: An electronic memory stores votes cast for candidates by means of voting switches which are actuated by the voter. Shields mounted on hinges can be positioned over the switches. The shields have cut-out portions thereon which expose the switches. The voter can select from one group of candidates when a shield is positioned over the switches and from another group of candidates when the shield is not positioned over the switches. Switch means operated by movement of a shield on its hinge connects the switches to one portion of the memory when the shield is positioned over the switch and to a different portion of the memory when it is not so that the same switches can be used to vote for two or more different groups of candidates. A personal choice keyboard is provided. The keys actuate switches which are connected to the electronic memory for storing therein alphabetic representations of personal choice candidates selected by each voter.
    Type: Grant
    Filed: October 30, 1978
    Date of Patent: October 14, 1980
    Assignee: R. F. Shouptronics Corp.
    Inventor: Henry D. Luther
  • Electronic voting machine
    Patent number: 4178501
    Abstract: An electronic memory stores votes cast for candidates by means of voting switches which are actuated by the voter. Shields mounted on hinges can be positioned over the switches. The shields have cut-out portions thereon which expose the switches. The voter can select from one group of candidates when a shield is positioned over the switches and from another group of candidates when the shield is not positioned over the switches. Switch means operated by movement of a shield on its hinge connects the switches to one portion of the memory when the shield is positioned over the switch and to a different portion of the memory when it is not so that the same switches can be used to vote for two or more different groups of candidates. A personal choice keyboard is provided. The keys actuate switches which are connected to the electronic memory for storing therein alphabetic representations of personal choice candidates selected by each voter.
    Type: Grant
    Filed: September 17, 1976
    Date of Patent: December 11, 1979
    Assignee: R. F. Shouptronics Corp.
    Inventor: Henry D. Luther