4. Electrical generator or motor structure
  5. Dynamoelectric
  6. Rotary

David E. Perkins

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Cartridge armatures for electro-dynamic machines

Electrical generator or motor structure – Dynamoelectric – Rotary
Reexamination Certificate

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Circuits and methods for preheating a rotor of a...

Electricity: motive power systems – Nonrunning – energized motor
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Integrated flywheel uninterruptible power supply system

Electrical transmission or interconnection systems – Plural supply circuits or sources – Substitute or emergency source
Reexamination Certificate

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Thermal storage unit and methods for using the same to heat...

Power plants – Motive fluid energized by externally applied heat – Process of power production or system operation
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Profile ID: LFUS-PAI-P-2031218

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