CATHODE WITH A SURFACE EMITTER COMPOSED OF ELECTRICALLY CONDUCTIVE CERAMIC

United States of America Patent

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Issued Date
Nov 19, 2009
app pub date
Apr 22, 2009
filing date
Apr 22, 2008

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Abandoned

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Abstract

A cathode has a cathode body with a surface emitter composed of an electrically conductive ceramic material. The cathode has a high electron emission and a long lifespan.

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Patent Owner(s)

Patent Owner	Address
SIEMENS AKTIENGESELLSCHAFT	WERNER-VON-SIEMENS-STRASSE 1 80333 MÜNCHEN GERMANY

International Classification(s)

H01J:ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS

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[Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Lenz, Eberhard	Erlangen , DE	23	228

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CATHODE WITH A SURFACE EMITTER COMPOSED OF ELECTRICALLY CONDUCTIVE CERAMIC

Number of patents in Portfolio can not be more than 2000

United States of America Patent

12427872

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12427872

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