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

Zenpei Tani

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Circuit-incorporating photosensitive device

Active solid-state devices (e.g. – transistors – solid-state diode – Field effect device – Having insulated electrode
Reexamination Certificate

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Comparator circuit

Electrical transmission or interconnection systems – Personnel safety or limit control features – Interlock
Patent

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Igniter utilizing a negative resistance light emitting diode

Electricity: electrical systems and devices – Igniting systems – For electric spark ignition
Patent

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Optoelectronic device, information apparatus and data transmissi

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

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Photodetector with built-in circuit

Active solid-state devices (e.g. – transistors – solid-state diode – Field effect device – Having insulated electrode
Reexamination Certificate

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Profile ID: LFUS-PAI-P-56840

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