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Arrayed waveguide grating and multiplexer/demultiplexer...

Optical waveguides – With optical coupler – Input/output coupler

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Arrayed waveguide grating and optical communication system...

Optical waveguides – With optical coupler – Input/output coupler

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Arrayed waveguide grating and optical communication system...

Optical waveguides – With optical coupler – Input/output coupler

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Arrayed waveguide grating device

Optical waveguides – With optical coupler – Input/output coupler

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Arrayed waveguide grating device, process for producing the...

Optical waveguides – With optical coupler – Input/output coupler

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Arrayed waveguide grating having a reflective input coupling

Optical waveguides – With optical coupler – Input/output coupler

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Arrayed waveguide grating having arrayed waveguide employing...

Optical waveguides – With optical coupler – Particular coupling structure

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Arrayed waveguide grating module and device and method for...

Optical waveguides – With optical coupler – Input/output coupler

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Arrayed waveguide grating optical multiplexer demultiplexer

Optical waveguides – With optical coupler – Input/output coupler

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Arrayed waveguide grating optical multiplexer/demultiplexer

Optical waveguides – With optical coupler – Input/output coupler

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Arrayed waveguide grating optical multiplexer/demultiplexer...

Optical waveguides – With optical coupler – Input/output coupler

Reexamination Certificate

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Arrayed waveguide grating optical multiplexer/demultiplexer...

Optical waveguides – With optical coupler – Input/output coupler

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Arrayed waveguide grating optical multiplexer/demultiplexer...

Optical waveguides – With optical coupler – Plural

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