Patents by Inventor Leif Ronny Carlsson

Leif Ronny Carlsson 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).

  • Traveling wave tube with depressed collector power supply
    Patent number: 4101804
    Abstract: The power supply for a traveling wave tube which has a cathode, a grid, a collector and a wave structure is connected between the cathode and a reference potential while first and second capacitors connected to the power supply and interconnected by a current blocking impedance deliver current respectively to the wave structure and the collector when the tube is conducting.
    Type: Grant
    Filed: May 23, 1977
    Date of Patent: July 18, 1978
    Assignee: Telefonaktiebolaget L M Ericsson
    Inventor: Leif Ronny Carlsson