Patents by Inventor Stojan Kotevski

Stojan Kotevski 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).

  • Stun grenade
    Patent number: 8025011
    Abstract: A stun grenade includes a housing having at least a portion that is not opaque; a light output section disposed in the housing, the light output section comprising a pyrotechnic material; a fuze coupled to the housing, the fuze including a time delay column inserted into the housing; and a noise output section comprising a lower portion of the time delay column and a pyrotechnic material disposed in the lower portion of the time delay column. The light output section and the noise output section are initiated at different times.
    Type: Grant
    Filed: March 4, 2008
    Date of Patent: September 27, 2011
    Assignee: The United States of America as represented by the Secretary of the Army
    Inventors: Yusif Yafai, Matthew P. Evangelisti, Lidija Kotevska, Stojan Kotevski