4. Compositions: ceramic
  5. Ceramic compositions
  6. Titanate, zirconate, stannate, niobate, or tantalate or...

Ji Won Choi

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Ceramic chip antenna

Communications: radio wave antennas – Antennas – Spiral or helical type
Reexamination Certificate

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High frequency dielectric material

Compositions: ceramic – Ceramic compositions – Titanate – zirconate – stannate – niobate – or tantalate or...
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Linear piezoelectric ultrasonic motor

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

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Monoblock dielectric duplexer

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

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Profile ID: LFUS-PAI-P-1023971

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