Patents by Inventor Larry N. Lamphier

Larry N. Lamphier 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).

  • Open top drain
    Patent number: 4451172
    Abstract: A corrugated metal open top pipe drain for the collection and removal of surface water from paved areas, such as highways, parking lots, airports and the like.
    Type: Grant
    Filed: March 10, 1982
    Date of Patent: May 29, 1984
    Assignee: Bethlehem Steel Corp.
    Inventors: Larry N. Lamphier, Walter A. Meyers
  • Open top drain
    Patent number: 4322179
    Abstract: A corrugated metal open top pipe drain for the collection and removal of surface water from paved areas, such as highways, parking lots, airports and the like.
    Type: Grant
    Filed: April 28, 1980
    Date of Patent: March 30, 1982
    Assignee: Bethlehem Steel Corporation
    Inventors: Larry N. Lamphier, Walter A. Meyers