Patents by Inventor Ralph C. Tillinghast

Ralph C. Tillinghast 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).

  • Ammunition counter integrated into ammunition can
    Patent number: 10139211
    Abstract: An ammunition can that provides a user with a count of stored ammunition, includes a housing and a window formed on one side of the housing to provide a visual indication of the count of the stored ammunition. The window extends from the top side to a bottom side of the housing, to provide a clear sampling view of the stored ammunition. A scale, disposed in close proximity to the window, provides a more accurate visual indication of the count of the stored ammunition.
    Type: Grant
    Filed: September 2, 2015
    Date of Patent: November 27, 2018
    Assignee: The United States of America as Represented by the Secretary of the Army
    Inventors: Ralph C. Tillinghast, Michael T. Wright, Ryan Saalman
  • Aiming post light
    Patent number: 8371059
    Abstract: An improved aiming post light configuration wherein a luminescent material in conjunction with an optical taper or other magnification structure is positioned within the body of the aiming post along with a recharge circuit which recharges the luminescent material periodically or when light output from the luminescent material falls below a predetermined threshold. Advantageously, the entire configuration may be integral to the aiming post itself.
    Type: Grant
    Filed: June 30, 2010
    Date of Patent: February 12, 2013
    Assignee: The United States of America as Represented by the Secretary of the Army
    Inventor: Ralph C. Tillinghast
  • Plotting board with magnetic pivot
    Patent number: 7428782
    Abstract: A plotting board includes a base; a top; a pivot that connects the top and the base, the top and the base being rotatable and detachable with respect to each other, the pivot including a magnet wherein at least a portion of the pivot is disposed at a substantially central point on the top.
    Type: Grant
    Filed: July 13, 2006
    Date of Patent: September 30, 2008
    Assignee: The United States of America as represented by the Secretary of the Army
    Inventors: Robert F. Beck, Jr., Amit J. Makhijani, Jason P. Monico, Ralph C. Tillinghast
  • Insertion tube device
    Patent number: 6991603
    Abstract: Insertion tube devices are disclosed.
    Type: Grant
    Filed: May 17, 2002
    Date of Patent: January 31, 2006
    Assignee: Optim, Inc.
    Inventors: Robert J. Krupa, William F. Laflash, Matthew G. Maher, Thomas V. Root, Ralph C. Tillinghast
  • Insertion tube device
    Publication number: 20030216616
    Abstract: Insertion tube devices are disclosed.
    Type: Application
    Filed: May 17, 2002
    Publication date: November 20, 2003
    Inventors: Robert J. Krupa, William F. Laflash, Matthew G. Maher, Thomas V. Root, Ralph C. Tillinghast