M-type microwave device with slanted field emitter
Means for improving the collector efficiency of an emitting sole
Method and apparatus for improved electrodeless lamp screen
Method and apparatus for reducing noise in crossed-field amplifi
Microwave energized plasma lamp with dielectric waveguide
Microwave energized plasma lamp with dielectric waveguide
Microwave generator
Microwave generator
Microwave generator
Middle output electrodeless lighting system
Multi-resonator microwave oscillator