4. Optical waveguides
  5. With optical coupler
  6. Input/output coupler

Hisato Uetsuka

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Array waveguide grating and method of manufacture thereof

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

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Diffraction grating and dispersion compensation circuit

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

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Directional coupler for coupling single-polarization optical fib

Patent

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Glass wave guide element and method of manufacturing the same

Optical waveguides – Planar optical waveguide
Patent

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Glass wave guide element and method of manufacturing the same

Etching a substrate: processes – Forming or treating optical article
Patent

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