4. Coded data generation or conversion
  5. Analog to or from digital conversion
  6. With particular solid state devices

Hugh Wallace

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Image filters and source of illumination for optical...

Radiant energy – Photocells; circuits and apparatus – Optical or pre-photocell system
Reexamination Certificate

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Image filters and source of illumination for optical...

Radiant energy – Photocells; circuits and apparatus – Optical or pre-photocell system
Reexamination Certificate

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Impedance sensing screen pointing device

Computer graphics processing and selective visual display system – Display peripheral interface input device – Touch panel
Reexamination Certificate

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Method and apparatus for testing current sinking/sourcing...

Electricity: measuring and testing – Measuring – testing – or sensing electricity – per se – With rotor
Reexamination Certificate

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Optical screen pointing device with inertial properties

Computer graphics processing and selective visual display system – Display peripheral interface input device – Cursor mark position control device
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Profile ID: LFUS-PAI-P-617979

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