4. Electric power conversion systems
  5. Current conversion
  6. Using semiconductor-type converter

Masahiko Hirokawa

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Switching power supply

Electric power conversion systems – Current conversion – Including automatic or integral protection means
Reexamination Certificate

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Switching power supply

Electricity: power supply or regulation systems – Output level responsive – Using a three or more terminal semiconductive device as the...
Reexamination Certificate

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Switching power supply unit

Electric power conversion systems – Current conversion – Using semiconductor-type converter
Reexamination Certificate

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Switching power supply with transfer function control circuit

Electric power conversion systems – Current conversion – Including d.c.-a.c.-d.c. converter
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2573144

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