4. Electricity: electrical systems and devices
  5. Safety and protection of systems and devices
  6. With specific voltage responsive fault sensor

Jeong Hoon Park

Inventor

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active

Backlight unit equipped with light emitting diodes

Active solid-state devices (e.g. – transistors – solid-state diode – Incoherent light emitter structure – With housing or contact structure
Reexamination Certificate

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Beauty appliances washer using ultrasonic waves

Washing – cleaning – or drying machine – Washing – cleaning – or drying machine
Design Patent

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Device for preventing generation of X-ray and overvoltage

Electricity: electrical systems and devices – Safety and protection of systems and devices – With specific voltage responsive fault sensor
Patent

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Foot massage instrument

Medical and laboratory equipment – Equipment for diagnosis – analysis – or treatment – Article for topical care – nursing or rehabilitation
Design Patent

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Low frequency foot massage instrument

Medical and laboratory equipment – Equipment for diagnosis – analysis – or treatment – Article for topical care – nursing or rehabilitation
Design Patent

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Profile ID: LFUS-PAI-P-1563627

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