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Piezoelectric laminate body
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Patent number 6,452,312
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Issue date Sep 17, 2002
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Denso Corporation
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Kenichi Hanaki
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H01 - BASIC ELECTRIC ELEMENTS
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Piezoelectric ceramic
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Patent number 5,605,648
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Issue date Feb 25, 1997
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Nippon Soken Inc.
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Yasuyuki Satou
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C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
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Piezoelectric ceramic materials
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Patent number 4,882,079
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Issue date Nov 21, 1989
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Nippon Soken, Inc.
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Masahiro Tomita
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C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
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Laminated piezoelectric transducer
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Patent number 4,845,399
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Issue date Jul 4, 1989
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Nippon Soken, Inc.
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Eturo Yasuda
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B06 - GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
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Piezoelectric ceramic materials
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Patent number 4,765,919
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Issue date Aug 23, 1988
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Nippon Soken, Inc.
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Masahiro Tomita
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C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
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Piezoelectric laminate stack
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Patent number 4,752,712
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Issue date Jun 21, 1988
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Nippon Soken, Inc.
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Masahiro Tomita
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H01 - BASIC ELECTRIC ELEMENTS
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Ultrasonic transducer
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Patent number 4,485,322
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Issue date Nov 27, 1984
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Nippon Soken, Inc.
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Eturo Yasuda
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B06 - GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
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Gas composition sensor
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Patent number 4,478,067
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Issue date Oct 23, 1984
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Nippon Soken, Inc.
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Minoru Ohta
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G01 - MEASURING TESTING
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