Patents by Inventor Jukka Totvanen

Jukka Totvanen 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).

  • Extension device for shotgun
    Publication number: 20010001911
    Abstract: The present invention relates to a shotgun accessory which can be attached to and detached from the barrel of a shotgun. A shotgun accessory formed in accordance with the invention is an accessory barrel (6), the structure of which is such that it brings about the optional combustion of the gun powder in the shotgun's barrel and accessory barrel (6).
    Type: Application
    Filed: January 5, 2001
    Publication date: May 31, 2001
    Inventor: Jukka Totvanen