4. Dynamic information storage or retrieval
  5. With servo positioning of transducer assembly over track...
  6. Optical servo system

Stephan Knappmann

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Apparatus comprising a pickup providing three beams for...

Dynamic information storage or retrieval – With servo positioning of transducer assembly over track... – Optical servo system
Reexamination Certificate

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Holographic disk medium with servo marks

Optical: systems and elements – Holographic system or element – Having particular recording medium
Reexamination Certificate

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Objective lens and optical pickup comprising the objective lens

Dynamic information storage or retrieval – Specific detail of information handling portion of system – Radiation beam modification of or by storage medium
Reexamination Certificate

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Optical storage medium comprising a mask layer with a super...

Stock material or miscellaneous articles – Circular sheet or circular blank
Reexamination Certificate

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Slider with a constant flying height

Dynamic magnetic information storage or retrieval – Head mounting – For shifting head between tracks
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Profile ID: LFUS-PAI-P-2277401

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