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Microfluidic acoustic devices and methods
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Patent number 11,668,676
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Issue date Jun 6, 2023
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The Regents of the University of California
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Ahmet Ali Yanik
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B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Sand detector calibration
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Patent number 8,534,114
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Issue date Sep 17, 2013
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Vetco Gray Controls Limited
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Nicholas Josep Ellson
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G01 - MEASURING TESTING
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Particle sensor
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Patent number 5,969,236
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Issue date Oct 19, 1999
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NGK Insulators, Ltd.
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G01 - MEASURING TESTING
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Sensor element and particle sensor
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Patent number 5,825,119
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Issue date Oct 20, 1998
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NGK Insulators, Ltd.
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Kazuyoshi Shibata
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B06 - GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
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Axial flow particle sensor
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Patent number 5,747,671
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Issue date May 5, 1998
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NGK Insulators, Ltd.
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G01 - MEASURING TESTING
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Sensor element and particle sensor
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Patent number 5,698,931
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Issue date Dec 16, 1997
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NGK Insulators, Ltd.
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Kazuyoshi Shibata
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B06 - GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
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Particle detection and analysis
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Patent number 5,419,176
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Issue date May 30, 1995
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Rig Technology Limited
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Malcolm J. Walker
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G06 - COMPUTING CALCULATING COUNTING