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

Takafumi Chiba

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Array waveguide grating and method of manufacture thereof

Optical waveguides – With optical coupler – Input/output coupler
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Optical multiplexer/demultiplexer

Optical waveguides – With optical coupler – Plural
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Optical multiplexer/demultiplexer

Optical waveguides – With optical coupler – Plural
Reexamination Certificate

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Waveguide type variable optical attenuator

Optical waveguides – Polarization without modulation
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Waveguide-arrayed optical wavelength...

Optical waveguides – With optical coupler – Plural
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2624019

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