Patents by Inventor Steven P. Lapp

Steven P. Lapp 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).

  • Hydrogen removal system for metal/air cell
    Patent number: 5156925
    Abstract: A metal/air fuel cell is described in which hydrogen is effectively removed from a cell stack and electrolyte storage tank without emitting caustic vapor or mist.
    Type: Grant
    Filed: October 9, 1991
    Date of Patent: October 20, 1992
    Assignee: Alcan International Limited
    Inventor: Steven P. Lapp
  • Metal/air fuel cell with electrolyte flow equalization manifold
    Patent number: 5147736
    Abstract: A manifold system is described for equalizing electrolyte flow to a plurality of metal/air cells of a fuel cell assembly.
    Type: Grant
    Filed: October 9, 1991
    Date of Patent: September 15, 1992
    Assignee: Alcan International Limited
    Inventor: Steven P. Lapp
  • LCTS chassis configuration with articulated chassis sections between vehicles
    Patent number: 5081933
    Abstract: A chassis for an articulated vehicle comprises a pair of chassis portions pivotally connected to a central longitudinal beam. The beam is supported by inboard wheelsets and the chassis portions are supported by outboard wheelsets. Each portion is hinged intermediate its ends to permit elevation of one end relative the other. A body is supported on the wheelsets.
    Type: Grant
    Filed: March 15, 1990
    Date of Patent: January 21, 1992
    Assignee: UTDC Inc.
    Inventors: Steven P. Lapp, Peter E. Timan