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

Koujirou Sekine

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Diffraction grating device and optical apparatus

Optical: systems and elements – Diffraction – From grating
Reexamination Certificate

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Diffraction grating device and optical apparatus

Optical: systems and elements – Diffraction – From grating
Reexamination Certificate

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Diffractive optical element

Optical: systems and elements – Diffraction – From grating
Reexamination Certificate

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Magnetic recording device and magnetic recording head drive...

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

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Optical bidirectional module

Optical waveguides – With disengagable mechanical connector – Optical fiber to a nonfiber optical device connector
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2192908

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