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

HOYA Corporation USA

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Etched-facet semiconductor optical component with integrated...

Optical waveguides – Integrated optical circuit
Reexamination Certificate

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Etched-facet semiconductor optical component with integrated...

Optical waveguides – Integrated optical circuit
Reexamination Certificate

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Fiber-coupled optical device mounted on a circuit board

Optical waveguides – With disengagable mechanical connector – Optical fiber to a nonfiber optical device connector
Reexamination Certificate

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Laser and photodetector coupled by planar waveguides

Optical waveguides – With optical coupler – Particular coupling structure
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Multiple-core planar optical waveguides and methods of...

Optical waveguides – Planar optical waveguide
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