Patents by Inventor Vaclav Josef Vokurka

Vaclav Josef Vokurka 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).

  • Parabolic antenna
    Patent number: 4024543
    Abstract: An antenna for "frequency-re-use" that is provided with more than two parabolic cylinder surfaces (as reflectors), having in pairs common line foci, which foci intersect or cross each other, and having in pairs common symmetry planes.
    Type: Grant
    Filed: July 23, 1976
    Date of Patent: May 17, 1977
    Inventor: Vaclav Josef Vokurka