4. Electrical audio signal processing systems and devices
  5. Electro-acoustic audio transducer
  6. Plural or compound reproducers

James H. Boyden

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Acoustic module

Recording – communication – or information retrieval equipment – Video or audio transmission – recording or playback equipment – Element or attachment
Patent

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Acoustically transparent earphones

Electrical audio signal processing systems and devices – Sound effects – Reverberators
Patent

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Apparatus for reducing erosion due to cavitation in ink jet prin

Recorders – Markers and/or driving means therefor – With ink supply to marker
Patent

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Camera positioning system and method for eye-to eye...

Television – Camera – system and detail – Support or housing
Reexamination Certificate

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Camera positioning system and method for eye-to-eye...

Television – Camera – system and detail – Support or housing
Reexamination Certificate

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Profile ID: LFUS-PAI-P-55435

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