4. Optical waveguides
  5. With optical coupler
  6. Permanently fixed coupler

Tunetoshi Saito

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Arrayed waveguide grating type optical...

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

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Optical waveguide circuit device

Optical waveguides – With optical coupler – Particular coupling structure
Reexamination Certificate

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Optical waveguide circuit module

Optical waveguides – With optical coupler – Permanently fixed coupler
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2585841

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