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Electronic horn
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Patent number 11,308,930
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Issue date Apr 19, 2022
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IMASEN ELECTRIC INDUSTRIAL CO., LTD.
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Katsunori Uchimura
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G10 - MUSICAL INSTRUMENTS ACOUSTICS
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Electronic horn
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Patent number 11,145,286
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Issue date Oct 12, 2021
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IMASEN ELECTRIC INDUSTRIAL CO., LTD.
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Katsunori Uchimura
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B60 - VEHICLES IN GENERAL
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Exhaust gas heat exchanger
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Patent number 6,247,523
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Issue date Jun 19, 2001
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Denso Corporation
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Kazuhiro Shibagaki
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F28 - HEAT EXCHANGE IN GENERAL