LandOfFree - US Patents - Listing for Communications, electrical: acoustic wave systems and devices,Testing, monitoring, or calibrating

Communications – electrical: acoustic wave systems and devices – Testing – monitoring – or calibrating

Method and apparatus for on-board calibration in pulse-echo...

Communications – electrical: acoustic wave systems and devices – Testing – monitoring – or calibrating

Method and apparatus for testing geophones

Communications – electrical: acoustic wave systems and devices – Testing – monitoring – or calibrating

Method and device for initializing data, and particularly seismi

Communications – electrical: acoustic wave systems and devices – Testing – monitoring – or calibrating

Method and means for measuring geophone parameters

Communications – electrical: acoustic wave systems and devices – Testing – monitoring – or calibrating

Method and system for sensing with an active acoustic array

Communications – electrical: acoustic wave systems and devices – Testing – monitoring – or calibrating

Method controlling the focusing of an ultrasonic field and appar

Communications – electrical: acoustic wave systems and devices – Testing – monitoring – or calibrating

Method for acoustic near field scanning using conformal arrayal

Communications – electrical: acoustic wave systems and devices – Testing – monitoring – or calibrating

Method for adjusting crystal hydrophone output

Communications – electrical: acoustic wave systems and devices – Testing – monitoring – or calibrating

Method for an antenna angular calibration by relative...

Communications – electrical: acoustic wave systems and devices – Testing – monitoring – or calibrating

Method for correcting impulse response differences of hydrophone

Communications – electrical: acoustic wave systems and devices – Testing – monitoring – or calibrating

Method for correcting impulse response differences of hydrophone

Communications – electrical: acoustic wave systems and devices – Testing – monitoring – or calibrating

Method for detecting breaks in geophone cables for seismic data

Communications – electrical: acoustic wave systems and devices – Testing – monitoring – or calibrating

Method for determining long term stability

Statutory Invention Registration

Communications – electrical: acoustic wave systems and devices – Testing – monitoring – or calibrating

Method for determining seismic velocities

Communications – electrical: acoustic wave systems and devices – Testing – monitoring – or calibrating

Method for functionally testing an ultrasonic sensor

Communications – electrical: acoustic wave systems and devices – Testing – monitoring – or calibrating

Method for making cement impedance measurements with characteriz

Communications – electrical: acoustic wave systems and devices – Testing – monitoring – or calibrating

Method for monitoring acoustic emissions

Communications – electrical: acoustic wave systems and devices – Testing – monitoring – or calibrating

Method for predicting propagation of sound in an ocean

Communications – electrical: acoustic wave systems and devices – Testing – monitoring – or calibrating

Method for pulse offset calibration in time of flight...