LandOfFree - US Patents - Listing for Communications, electrical: acoustic wave systems and devices,Echo systems

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Doppler consistent hyperbolic frequency modulation

Communications – electrical: acoustic wave systems and devices – Echo systems – Distance or direction finding

Patent

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Doppler current meter for use at great depths

Communications – electrical: acoustic wave systems and devices – Echo systems – Speed determination

Patent

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Doppler effect speedometer

Communications – electrical: acoustic wave systems and devices – Echo systems – Speed determination

Patent

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Doppler flow velocity distribution measuring apparatus

Communications – electrical: acoustic wave systems and devices – Echo systems – Speed determination

Patent

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Doppler velocimeter for monitoring groundwater flow

Communications – electrical: acoustic wave systems and devices – Echo systems – Distance or direction finding

Patent

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Doppler velocity profiler

Communications – electrical: acoustic wave systems and devices – Echo systems – Speed determination

Patent

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Doppler-effect vehicle ground speed detecting apparatus having m

Communications – electrical: acoustic wave systems and devices – Echo systems – Speed determination

Patent

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Doppler-effect vehicle ground speed detecting apparatus with mea

Communications – electrical: acoustic wave systems and devices – Echo systems – Speed determination

Patent

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Doppler-effect vehicle ground-speed detecting apparatus having m

Communications – electrical: acoustic wave systems and devices – Echo systems – Speed determination

Patent

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Double phase-lock-loop sonar

Communications – electrical: acoustic wave systems and devices – Echo systems – Returned signal used for control

Patent

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Downhole ultrasonic transit-time flowmetering means and method

Communications – electrical: acoustic wave systems and devices – Echo systems – Speed determination

Patent

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Drag antenna

Communications – electrical: acoustic wave systems and devices – Echo systems – Distance or direction finding

Patent

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Dual mode sonar system

Communications – electrical: acoustic wave systems and devices – Echo systems – Distance or direction finding

Patent

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Dual reference surface transducer

Communications – electrical: acoustic wave systems and devices – Echo systems – Distance or direction finding

Patent

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Dual reflected energy beam alignment system

Communications – electrical: acoustic wave systems and devices – Echo systems – Returned signal used for control

Patent

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Dual-band ultrasonic motion detector

Communications – electrical: acoustic wave systems and devices – Echo systems – Presence or movement only detection

Patent

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Dual-head multibeam sonar apparatus and method for tracking obje

Communications – electrical: acoustic wave systems and devices – Echo systems – Distance or direction finding

Patent

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Dynamic control circuit for multichannel system

Communications – electrical: acoustic wave systems and devices – Echo systems – Returned signal used for control

Patent

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Dynamic filter tuning for pulse-echo ranging systems

Communications – electrical: acoustic wave systems and devices – Echo systems – Distance or direction finding

Reexamination Certificate

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Dynamic underwater position tracking of small objects

Communications – electrical: acoustic wave systems and devices – Echo systems – Distance or direction finding

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

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