4. Dynamic magnetic information storage or retrieval
  5. General recording or reproducing
  6. Recording-or erasing-prevention

Kurt E. Spears

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Autofocus using a holographic aperture element

Photography – With exposure objective focusing means – focusing aid – or... – Optical detail with photoelement system
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Automatic object plane detection system and method

Radiant energy – Photocells; circuits and apparatus – With circuit for evaluating a web – strand – strip – or sheet
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Compact integrated optical imaging assembly

Radiant energy – Photocells; circuits and apparatus – Optical or pre-photocell system
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Controller for photosensor array with multiple different...

Facsimile and static presentation processing – Facsimile – Specific signal processing circuitry
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Controller for photosensor array with multiple different...

Facsimile and static presentation processing – Facsimile – Picture signal generator
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Profile ID: LFUS-PAI-P-340804

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