4. Brushing, scrubbing, and general cleaning
  5. Machines
  6. With air blast or suction

Yun-sup Hwang

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Power recharger for use with robot cleaner

Electricity: battery or capacitor charging or discharging – Cell or battery charger structure – For handheld device
Reexamination Certificate

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Robot cleaner, robot cleaning system and method for...

Data processing: generic control systems or specific application – Specific application – apparatus or process – Robot control
Reexamination Certificate

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Stick-type vacuum cleaner

Brushing – scrubbing – and general cleaning – Machines – With air blast or suction
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2140357

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