4. Electric lamp and discharge devices
  5. With luminescent solid or liquid material
  6. Solid-state type

David H. Hwang

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Capacitive charge pump driver circuit for piezoelectric alarm

Horology: time measuring systems or devices – Signalling means – Time condition responsive
Patent

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Electroluminescent edge connect-composite lamp/strip and method

Electric lamp and discharge devices – With luminescent solid or liquid material – Solid-state type
Patent

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Method of manufacturing three-dimensional indicia on electrolumi

Horology: time measuring systems or devices – Displays or display device details – With auxiliary illumination for display
Patent

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Motion controlled clock with alarm and flashlight features

Horology: time measuring systems or devices – Combined with disparate device
Patent

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Profile ID: LFUS-PAI-P-428478

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