4. Active solid-state devices (e.g., transistors, solid-state diode
  5. Incoherent light emitter structure
  6. With reflector, opaque mask, or optical element integral...

Emil Vergilov Radkov

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Charge compensated nitride phosphors for use in lighting...

Active solid-state devices (e.g. – transistors – solid-state diode – Incoherent light emitter structure – With reflector – opaque mask – or optical element integral...
Reexamination Certificate

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Green emitting phosphors and blends thereof

Compositions – Inorganic luminescent compositions – Compositions containing halogen; e.g. – halides and oxyhalides
Reexamination Certificate

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Phosphor blends for green traffic signals

Electric lamp and discharge devices – With luminescent solid or liquid material – With gaseous discharge medium
Reexamination Certificate

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Phosphor blends for green traffic signals

Electric lamp and discharge devices – With luminescent solid or liquid material – With gaseous discharge medium
Reexamination Certificate

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Phosphor down converting element for an LED package and...

Active solid-state devices (e.g. – transistors – solid-state diode – Incoherent light emitter structure – With reflector – opaque mask – or optical element integral...
Reexamination Certificate

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