Patents by Inventor James F. Allison

James F. Allison 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).

  • Span lock with centering guide
    Publication number: 20030106172
    Abstract: A span lock system for a double-leaf drawbridge. A guide housing mounted at the tip of one leaf includes an opening with vertically opposed cushioned shoes slidably supporting an elongate lock bar reciprocative lengthwise in a direction along the length of the drawbridge. A receiver housing mounted at the tip of the other leaf is positioned to interlock with the guide housing and includes a like opening slidably receiving the lock bar between vertically opposed cushioned shoes. A pair of vertical guide columns project from either side of the guide housings opening with the upper and lower edges of the distal sides beveled inwardly, and another pair of vertical guide columns project from the on either side of the receiver housing opening with the upper and lower edges of the proximal sides beveled outwardly.
    Type: Application
    Filed: August 16, 2002
    Publication date: June 12, 2003
    Applicant: CITY OF CHICAGO and STEWART MACHINE CO., INC.
    Inventors: Daniel Burke, Emilie Becq-Giraudon, James F. Allison
  • Method of applying an anti-reflective coating to a solar cell
    Patent number: 3949463
    Abstract: A method of applying an anti-reflective coating, particularly a metal oxide coating to a solar cell during the manufacture of such cell.
    Type: Grant
    Filed: February 13, 1973
    Date of Patent: April 13, 1976
    Assignee: Communications Satellite Corporation (Comsat)
    Inventors: Joseph Lindmayer, James F. Allison