4. Electrical resistors
  5. Resistance value responsive to a condition
  6. Photoconductive

Tsutomu Ichihara

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Field emission electron source

Electric lamp and discharge devices – Discharge devices having a thermionic or emissive cathode
Reexamination Certificate

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Field emission electron source

Electric lamp and discharge devices – Discharge devices having a thermionic or emissive cathode
Reexamination Certificate

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Field emission electron source and production method thereof

Electric lamp and discharge devices – Discharge devices having a thermionic or emissive cathode
Reexamination Certificate

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Field emission electron source, method of producing the...

Electric lamp and discharge devices – Discharge devices having a multipointed or serrated edge...
Reexamination Certificate

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Field emission type electron source

Active solid-state devices (e.g. – transistors – solid-state diode – Thin active physical layer which is – Low workfunction layer for electron emission
Reexamination Certificate

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Profile ID: LFUS-PAI-P-1707062

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