4. Measuring, testing, or signalling instruments
  5. Security or signal instrument or casing
  6. Aural, i.e., audible

Masato Asahina

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Audible signal for alarm

Measuring – testing – or signalling instruments – Security or signal instrument or casing – Aural – i.e. – audible
Design Patent

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Compound speaker for a portable communication device

Electrical audio signal processing systems and devices – Electro-acoustic audio transducer – Mounting or support feature of housed loudspeaker
Reexamination Certificate

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Electromagnetic sound generator

Measuring – testing – or signalling instruments – Security or signal instrument or casing – Aural – i.e. – audible
Design Patent

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Electromagnetic sound generator

Measuring – testing – or signalling instruments – Security or signal instrument or casing – Aural – i.e. – audible
Design Patent

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Electromagnetic sound generator

Electrical audio signal processing systems and devices – Electro-acoustic audio transducer – Electromagnetic
Patent

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Profile ID: LFUS-PAI-P-1104910

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