4. Stock material or miscellaneous articles
  5. Composite
  6. Of inorganic material

Yukihisa Matsumura

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Magnetic disk with specified contact ratio [BH 1.0 nm] and...

Dynamic magnetic information storage or retrieval – Record medium – Disk
Reexamination Certificate

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Magnetic recording medium substrate and manufacturing method...

Glass manufacturing – Processes – With chemically reactive treatment of glass preform
Reexamination Certificate

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Magnetic recording medium, process for producing the same,...

Coating processes – Magnetic base or coating – Magnetic coating
Reexamination Certificate

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Magnetic recording medium, process for producing the same,...

Stock material or miscellaneous articles – Composite – Of inorganic material
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2773542

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