4. Optical waveguides
  5. Integrated optical circuit

George Frederick Hopper

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Battery over-discharge protection

Chemistry: electrical current producing apparatus – product – and – With control means responsive to battery condition sensing...
Reexamination Certificate

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In-line light sensor

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

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Isolation device

Optical waveguides – Integrated optical circuit
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2607874

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