4. Electricity: motor control systems
  5. Open loop speed control system for dc motor with commutator
  6. Analog armature control

Toshiro Okubo

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Coil load driving circuit and optical disc device

Electricity: motor control systems – Open loop speed control system for dc motor with commutator – Armature control by digital or combined analog and digital...
Reexamination Certificate

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Drive circuit for insulated gate type FETs

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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Drive controller for brushless motors

Electricity: motive power systems – Induction motor systems
Reexamination Certificate

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Loading drive system

Electricity: motor control systems – Open loop speed control system for dc motor with commutator – Analog armature control
Reexamination Certificate

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Power drive circuit

Miscellaneous active electrical nonlinear devices – circuits – and – Gating – Utilizing three or more electrode solid-state device
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Profile ID: LFUS-PAI-P-2500799

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