Patents by Inventor Ingar H. Heie

Ingar H. Heie 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 grenade with successive slow and fast burning charges
    Patent number: 4436034
    Abstract: A smoke shell for providing successive ignition of slow burning and fast burning smoke emitting charges. A steel shell containing a slow burning charge is ejected in a delayed time period after an inner casing with its upper fast burning charge has been ejected.
    Type: Grant
    Filed: May 5, 1981
    Date of Patent: March 13, 1984
    Assignee: A/S Raufoss Ammunisjonsfabrikker
    Inventors: Kjell O. Jacobsen, Tore Matre, Rolf I. Halvorsen, Ingar H. Heie, Erling Myhrvold, Ove R. Berger