4. Dynamic information storage or retrieval
  5. Detail of optical slider per se

Yeung Joon Sohn

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Apparatus for measuring slant angle of solid immersion lens

Optics: measuring and testing – Lens or reflective image former testing
Reexamination Certificate

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Multiple optical-recording apparatus using solid immersion lens

Dynamic information storage or retrieval – Detail of optical slider per se
Reexamination Certificate

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Planar focusing grating coupler

Optical waveguides – With optical coupler – Input/output coupler
Reexamination Certificate

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Recording layer of magneto-optical storage medium having...

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

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Profile ID: LFUS-PAI-P-2604266

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