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

Yoon Ho Song

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Active-matrix field emission pixel and active-matrix field...

Computer graphics processing and selective visual display system – Plural physical display element control system – Display elements arranged in matrix
Reexamination Certificate

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Cathode for field emission device

Electric lamp and discharge devices – With luminescent solid or liquid material – Vacuum-type tube
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Electron emission device using abrupt metal-insulator...

Electric lamp and discharge devices – With luminescent solid or liquid material – Vacuum-type tube
Reexamination Certificate

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Field emission device

Active solid-state devices (e.g. – transistors – solid-state diode – Field effect device – Having insulated electrode
Reexamination Certificate

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Field emission device having emission-inducing and...

Electric lamp and discharge devices – With luminescent solid or liquid material – Vacuum-type tube
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Profile ID: LFUS-PAI-P-1771438

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