4. Lighting
  5. Light source
  6. Electric light bulb

Newman Lau Man Yiu

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Fluorescent lamp

Lighting – Light source – Electric light bulb
Design Patent

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Fluorescent lamp with rotatable lamp fixture

Lighting – Light fixture – Attachable to overhead or vertical surface – i.e. – ceiling or...
Design Patent

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High intensity discharge lamp electronics controller

Electric lamp and discharge devices: systems – Periodic switch in the supply circuit – Periodic switch in the primary circuit of the supply...
Reexamination Certificate

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Light bulb

Lighting – Light source – Electric light bulb
Design Patent

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Light fixture ballast

Lighting – Light fixture – Element or attachment
Design Patent

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Profile ID: LFUS-PAI-P-2506607

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