Inventor

SIN BU-CHUL

KR2 patents

Patents

2 patents

US6791251B2Sep 14, 2004

Metal cathode and indirectly heated cathode assembly having the same

SAMSUNG SDI CO LTD6 citations59

US6762544B2Jul 13, 2004

Metal cathode for electron tube

SAMSUNG SDI CO LTD1 citations49