4. Electrical generator or motor structure
  5. Non-dynamoelectric
  6. Piezoelectric elements and devices

Douglas L. Lewis

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Bipolar ion detector

Radiant energy – With charged particle beam deflection or focussing – With detector
Reexamination Certificate

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Radio frequency proximity detection and identification...

Telecommunications – Audience survey or program distribution use accounting
Reexamination Certificate

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Sonic transducer and feedback control method thereof

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

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Profile ID: LFUS-PAI-P-2483278

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