4. Dynamic information storage or retrieval
  5. Storage or retrieval by simultaneous application of diverse...
  6. Magnetic field and light beam

Sumio Ashida

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A magneto-optical recording system including a recording medium

Dynamic information storage or retrieval – Storage or retrieval by simultaneous application of diverse... – Magnetic field and light beam
Patent

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Information recording medium and its manufacturing method

Radiation imagery chemistry: process – composition – or product th – Imaging affecting physical property of radiation sensitive... – Radiation sensitive composition or product or process of making
Reexamination Certificate

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Information recording medium and its manufacturing method

Chemistry: electrical and wave energy – Processes and products – Coating – forming or etching by sputtering
Reexamination Certificate

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Information recording medium rewritable by utilizing two metasta

Static information storage and retrieval – Radiant energy – Amorphous
Patent

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Method of magneto-optically recording and erasing information on

Dynamic information storage or retrieval – Storage or retrieval by simultaneous application of diverse... – Magnetic field and light beam
Patent

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Profile ID: LFUS-PAI-P-1267039

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