4. Electricity: battery or capacitor charging or discharging
  5. Battery or cell discharging
  6. With charging

David N. Klein

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Battery pack having a state of charge indicator

Electricity: battery or capacitor charging or discharging – Battery or cell discharging – With charging
Patent

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Fuel cartridge interconnect for portable fuel cells

Chemistry: electrical current producing apparatus – product – and – Adjuncts in combination with or for connection to an...
Reexamination Certificate

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Fuel cell hybrid power supply

Electrical transmission or interconnection systems – Plural supply circuits or sources – One source floats across or compensates for other source
Reexamination Certificate

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Hybrid power supply

Electrical transmission or interconnection systems – Plural supply circuits or sources – One source floats across or compensates for other source
Reexamination Certificate

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On cell circumferential battery indicator

Electricity: measuring and testing – Electrolyte properties – Using a battery testing device
Reexamination Certificate

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Profile ID: LFUS-PAI-P-1963911

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