4. Dynamic magnetic information storage or retrieval
  5. Record transport with head stationary during transducing
  6. Disk record

Hideaki Kumagai

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Assembly for discrimination disc storage capacity in a disc...

Dynamic magnetic information storage or retrieval – Record medium – In container
Reexamination Certificate

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Catalyst for hydrofining and method for preparation thereof

Catalyst – solid sorbent – or support therefor: product or process – Catalyst or precursor therefor – Metal – metal oxide or metal hydroxide
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Disk drive apparatus

Dynamic magnetic information storage or retrieval – Head mounting – Disk record
Reexamination Certificate

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Disk drive apparatus, and disk recording and/or reproducing...

Dynamic optical information storage or retrieval – Dynamic mechanism optical subsystem – Chassis base supporting transducer carriage
Reexamination Certificate

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Hydrofining catalyst and hydrofining process

Mineral oils: processes and products – Refining – Sulfur removal
Reexamination Certificate

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Profile ID: LFUS-PAI-P-1904473

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