4. Radiant energy
  5. Photocells; circuits and apparatus
  6. Signal isolator

Elmer H. Hara

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Broadband high speed optoelectronic semiconductor switch

Radiant energy – Photocells; circuits and apparatus – Signal isolator
Patent

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Broadband switching system utilizing optical fiber waveguides

Electricity: magnetically operated switches – magnets – and electr – Electromagnetically actuated switches – Retarded or delayed type
Patent

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Clear air turbulence detector

Optics: measuring and testing – By particle light scattering – With photocell detection
Patent

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Frequency division multiplexing system for optical transmission

Multiplex communications – Wide area network – Packet switching
Patent

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Optical mixing/demixing device

Patent

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Profile ID: LFUS-PAI-P-275497

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