H01J 1/142

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Patent/Pub #TitleFiling DateIssue/Publication DatePatent Owner
9646796 Carburized lutetium oxide doped molybdenum cathode and its fabrication methodMar 18, 14May 09, 17BEIJING UNIVERSITY OF TECHNOLOGY
9349561 Impregnated yttric or gadolinium-containing Barium-aluminum-scandate cathodes and their fabrication methodsDec 30, 11May 24, 16BEIJING UNIVERSITY OF TECHNOLOGY
7138754 Cathode for electron tube and method for manufacturing the sameSep 19, 02Nov 21, 06SAMSUNG SDI CO., LTD.
6600257 Cathode ray tube comprising a doped oxide cathodeSep 13, 01Jul 29, 03KONINKLIJKE PHILIPS ELECTRONICS N.V.