4. Wave transmission lines and networks
  5. Plural channel systems
  6. Having branched circuits

Yoichi Sawada

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Longitudinally coupled resonator type surface acoustic wave...

Wave transmission lines and networks – Coupling networks – Electromechanical filter
Reexamination Certificate

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Longitudinally coupled resonator type surface acoustic wave...

Wave transmission lines and networks – Plural channel systems – Having branched circuits
Reexamination Certificate

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Surface acoustic wave apparatus

Wave transmission lines and networks – Coupling networks – Electromechanical filter
Reexamination Certificate

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Surface acoustic wave apparatus and communication unit

Electrical generator or motor structure – Non-dynamoelectric – Piezoelectric elements and devices
Reexamination Certificate

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Surface acoustic wave apparatus using filters with...

Wave transmission lines and networks – Coupling networks – Electromechanical filter
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2688871

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