4. Mineral oils: processes and products
  5. By treatment of solid mineral, e.g., coal liquefaction, etc.
  6. Using specifically added catalyst during hydrogenation

Tadashi Kai

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Iron sulfide and process for producing the same

Mineral oils: processes and products – By treatment of solid mineral – e.g. – coal liquefaction – etc.
Reexamination Certificate

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Iron sulfide and process for producing the same

Chemistry of inorganic compounds – Sulfur or compound thereof – Binary compound
Patent

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Magnetic memory device

Active solid-state devices (e.g. – transistors – solid-state diode – Responsive to non-electrical signal – Magnetic field
Reexamination Certificate

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Magnetic memory device

Active solid-state devices (e.g. – transistors – solid-state diode – Regenerative type switching device – Controlled by nonelectrical – nonoptical external signal
Reexamination Certificate

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Magnetic memory device and write method of magnetic memory...

Static information storage and retrieval – Systems using particular element – Magnetoresistive
Reexamination Certificate

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Profile ID: LFUS-PAI-P-705032

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