Patents by Inventor Daniel A. Larmignat

Daniel A. Larmignat 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).

  • Smoke-forming munition
    Patent number: 5454324
    Abstract: A munition has at least two smoke pots disposed in a casing and ejected outside the casing by an ejection composition. Each pot has an axial channel, and the axial channels are aligned so as to constitute an ignition channel of the smoke pots, ignition being ensured by the ejection composition. The munition has a temporary axial link between the two smoke pots when they are ejected and on their trajectory.
    Type: Grant
    Filed: October 22, 1993
    Date of Patent: October 3, 1995
    Assignee: Giat Industries
    Inventors: Daniel A. Larmignat, Jean-Pierre Le Pezennec
  • Material for efficient masking in the infrared region
    Patent number: 5340395
    Abstract: The technical field of the invention is concerned with smoke-generating devices and with powdered materials scattered by dispersion means in order to produce a camouflaging cloud which is effective in the infrared region. The material in accordance with the invention essentially consists of at least one powder having grains provided with a coating which is chemically inert with respect to the grain, which affords resistance to temperatures lower than or equal to the dispersion temperature, and which does not oxidize in free air.
    Type: Grant
    Filed: July 1, 1992
    Date of Patent: August 23, 1994
    Assignee: Giat Industries
    Inventors: Daniel Larmignat, Phillippe C. Morand, Christian H. Prieur, Gilles F. Lacreuse