Inventor
PARK KYU-CHAN
KR13 patents
⚠️ This page may combine multiple inventors who share the name “PARK KYU-CHAN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SAMSUNG SDI CO LTD
8 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
US6818154B2Nov 16, 2004
Low-voltage excited red phosphor and method of preparing the same
SAMSUNG SDI CO LTD2 citations60
US7361289B2Apr 22, 2008
Green light-emitting phosphor for vacuum ultraviolet-excited light-emitting device, light-emitting device including the same, and method of preparing the same
SAMSUNG SDI CO LTD1 citations50
US6752933B2Jun 22, 2004
Phosphors having longer lifespan
SAMSUNG SDI CO LTD0 citations50
US7952266B2May 31, 2011
White phosphor, light emission device including the same, and display device
SAMSUNG SDI CO LTD0 citations49
US7839468B2Nov 23, 2010
White phosphor, light emission device including the same, and liquid crystal display device including the light emission device as backlight unit
SAMSUNG SDI CO LTD1 citations49
US7682061B2Mar 23, 2010
Display device with reflective surface for reflecting light to edges of display area
SAMSUNG SDI CO LTD1 citations49
SAMSUNG ELECTRONICS CO LTD
3 patentsUS6642105B2Nov 4, 2003
Semiconductor device having multi-gate insulating layers and methods of fabricating the same
SAMSUNG ELECTRONICS CO LTD63 citations96
US5612559AMar 18, 1997
Semiconductor device having pillar shaped transistor and a method for manufacturing the same
SAMSUNG ELECTRONICS CO LTD87 citations94
US5571730ANov 5, 1996
Semiconductor device having vertical metal oxide semiconductors and a method for manufacturing the same
SAMSUNG ELECTRONICS CO LTD21 citations91