4. Optical: systems and elements
  5. Optical amplifier
  6. Optical fiber

Hirofumi Araki

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Method and apparatus for preventing occurrence of surge light in

Optical: systems and elements – Optical amplifier – Optical fiber
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Method of switching between redundant routes in...

Multiplex communications – Fault recovery
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Power factor control apparatus and method

Electricity: single generator systems – Automatic control of generator or driving means – Power factor or phase relationships
Reexamination Certificate

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Profile ID: LFUS-PAI-P-1674811

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