Patents Assigned to Kand M Electronics
  • Channel electron multiplier phototube
    Patent number: 4967115
    Abstract: A channel electron multiplier phototube having a channel electron multiplier, a photocathode assembly, and an anode assembly. The channel electron multiplier includes an insulating body having a curved passageway extending therethrough. A secondary emissive dynode material is on the walls of the passageway. The passageway, together with a photoemission film of the photocathode assembly and the anode of the anode assembly define an evacuated closed region. Preferably, the electron multiplier is a monolithic ceramic body.
    Type: Grant
    Filed: March 3, 1989
    Date of Patent: October 30, 1990
    Assignee: Kand M Electronics
    Inventors: Kenneth C. Schmidt, James L. Knak