Inventor
YU IL
KR8 patents
⚠️ This page may combine multiple inventors who share the name “YU IL”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SAMSUNG SDI CO LTD
6 patentsUS6828718B2Dec 7, 2004
Phosphors having improved luminance and long lifespan
SAMSUNG SDI CO LTD4 citations61
US6669868B2Dec 30, 2003
Phosphors having improved luminance and longer lifespan
SAMSUNG SDI CO LTD6 citations61
US6416688B1Jul 9, 2002
High luminance blue color fluorescent substance for low-voltage and manufacturing method of the same
SAMSUNG SDI CO LTD5 citations61
US6322725B1Nov 27, 2001
Low-voltage excited blue phosphor and method of preparing the same
SAMSUNG SDI CO LTD5 citations61
US6818154B2Nov 16, 2004
Low-voltage excited red phosphor and method of preparing the same
SAMSUNG SDI CO LTD2 citations60
US6752933B2Jun 22, 2004
Phosphors having longer lifespan
SAMSUNG SDI CO LTD0 citations50