4. Supports
  5. Armrest or headrest
  6. Armrest for writer

Donald G. Varga

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Behind the head headset

Recording – communication – or information retrieval equipment – Video or audio transmission – recording or playback equipment – Speaker or housing therefor
Design Patent

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Ergonomic support for use with a computer input device

Supports – Armrest or headrest – Armrest for writer
Reexamination Certificate

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Pointing device with an annular rotating ring

Computer graphics processing and selective visual display system – Display peripheral interface input device – Cursor mark position control device
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2617184

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