4. Electricity: measuring and testing
  5. Magnetic
  6. Displacement

Katsuya Moriyama

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Light emitting/receiving element for optical pickup apparatus

Active solid-state devices (e.g. – transistors – solid-state diode – Housing or package – For plural devices
Reexamination Certificate

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Magnetic sensor device, magnetic encoder device and magnetic...

Electricity: measuring and testing – Magnetic – Displacement
Reexamination Certificate

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Manufacturing method for optical head device and optical...

Dynamic information storage or retrieval – With servo positioning of transducer assembly over track... – Optical servo system
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2318536

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