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

David B. Kay

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Aligning in five degrees of freedom a multichannel laser...

Incremental printing of symbolic information – Light or beam marking apparatus or processes – Scan of light
Reexamination Certificate

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Apparatus and method for a dual half-aperture focus sensor syste

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

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Apparatus and method for a modified half-aperture focus/tracking

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

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Apparatus and method for a single return path signal sensor syst

Radiant energy – Photocells; circuits and apparatus – Photocell controls its own optical systems
Patent

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Apparatus for permitting transfer of organic material from a...

Adhesive bonding and miscellaneous chemical manufacture – Surface bonding means and/or assembly means therefor – With work feeding or handling means
Reexamination Certificate

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Profile ID: LFUS-PAI-P-431743

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