LandOfFree - US Patents - Listing for Communications: directive radio wave systems and devices (e.g.

Communications: directive radio wave systems and devices (e.g. – Directive – Beacon or receiver

Electronic direction finder

Communications: directive radio wave systems and devices (e.g. – Directive – Beacon or receiver

Electronic direction finder

Communications: directive radio wave systems and devices (e.g. – Directive – Including a satellite

Electronic exercise monitor and method using a location...

Communications: directive radio wave systems and devices (e.g. – Directive – Including a satellite

Electronic exercise monitor and method using a location...

Communications: directive radio wave systems and devices (e.g. – Presence detection only – By motion detection

Electronic fence using high-resolution millimeter-wave radar...

Communications: directive radio wave systems and devices (e.g. – Radar transponder system – With telemetry

Electronic identification system

Communications: directive radio wave systems and devices (e.g. – Radar transponder system – Unique identity

Electronic identification system

Communications: directive radio wave systems and devices (e.g. – Radar transponder system – Unique identity

Electronic identification system

Communications: directive radio wave systems and devices (e.g. – Radar transponder system – Unique identity

Electronic identification system

Communications: directive radio wave systems and devices (e.g. – Aircraft landing system

Electronic landmark enhancement to GPS based navigation systems

Communications: directive radio wave systems and devices (e.g. – Radar transponder system – Unique identity

Electronic license plate apparatus and method

Communications: directive radio wave systems and devices (e.g. – Directive – Including a satellite

Electronic navigation apparatus

Communications: directive radio wave systems and devices (e.g. – Directive – Beacon or receiver

Electronic null-seeking goniometer for ADF

Communications: directive radio wave systems and devices (e.g. – Return signal controls external device – Device actuated by presence of land vehicle

Electronic parking meter and system

Communications: directive radio wave systems and devices (e.g. – Return signal controls external device – Proximity fuze

Electronic projectile impact spotting device

Communications: directive radio wave systems and devices (e.g. – Return signal controls external device – Proximity fuze

Electronic proximity fuse responsive to two signals

Communications: directive radio wave systems and devices (e.g. – Directive – Including a steerable array

Electronic scanning antenna

Communications: directive radio wave systems and devices (e.g. – Directive – Including a steerable array

Electronic scanning antenna

Communications: directive radio wave systems and devices (e.g. – Determining velocity – Combined with determining distance and direction

Electronic scanning radar apparatus