4. Illumination
  5. Self powered lamp
  6. Cylindrical flashlight casing

Frank F Huang

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Energy storage system and method of sequentially charging a...

Electricity: battery or capacitor charging or discharging – Sequential charging or discharging of batteries or cells
Reexamination Certificate

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Lighting device configured to operate with different batteries

Illumination – Self powered lamp – Cylindrical flashlight casing
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2283278

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