Gimballed antenna

Gimballed antenna

Guided wave antenna system and method

Hardened coupling device and method

Hardened electromagnetic wave energy sensor

Low profile wireless communication system and method

Meter antenna

Meter register

Method and apparatus for detecting electromagnetic waves generat

Method for establishing a vertical E-field antenna installation

Parametric antenna

Passive marker device

Passive radiator

Replaceable antennas for subsurface monitoring apparatus

RF communication device and method of using it and antenna...

Ruggedized multi-layer printed circuit board based downhole...

Ruggedized multi-layer printed circuit board based downhole...

Serpentine buoyant cable antenna

Subsurface antenna system

System and method for towing subsea vertical antenna