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 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...

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

Method for testing a seismic marine cable

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

Method for testing cableless seismic digital field recorders

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

Method of determining optimal seismic multistreamer spacing

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

Method of monitoring the state of extended shell

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

Method of selecting ultrasonic transducers for use in ultrasonic

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

Method of testing an acoustic array antenna

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

Method of troubleshooting an underwater acoustic transducer arra

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

Method to calibrate acoustic instruments, and calibration system

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

Methods and systems for calibrating acoustic receivers

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

Multi-channel acoustic simulator