LEDST CO LTD has a total of 13 patent applications. Its first patent ever was published in 2007. It filed its patents most often in Republic of Korea, WIPO (World Intellectual Property Organization) and EPO (European Patent Office). Its main competitors in its focus markets semiconductors, electrical machinery and energy and audio-visual technology are IBIS INNOTECH INC, MIYOSHI ELECTRONICS CORP and SUNOHARA MASAHIRO.
# | Country | Total Patents | |
---|---|---|---|
#1 | Republic of Korea | 8 | |
#2 | WIPO (World Intellectual Property Organization) | 3 | |
#3 | EPO (European Patent Office) | 1 | |
#4 | United States | 1 |
# | Industry | |
---|---|---|
#1 | Semiconductors | |
#2 | Electrical machinery and energy | |
#3 | Audio-visual technology |
# | Technology | |
---|---|---|
#1 | Semiconductor devices | |
#2 | Casings and printed circuits | |
#3 | Special light sources | |
#4 | Non-portable lighting devices |
# | Name | Total Patents |
---|---|---|
#1 | An Jong Uk | 11 |
#2 | Park Jeong Hwan | 7 |
#3 | Park Noh Joon | 7 |
#4 | Shim Jai Gon | 5 |
#5 | Park Ki Woon | 2 |
#6 | Kang Tae Hyung | 1 |
#7 | Park Chung Ho | 1 |
#8 | Bae Jeong Bin | 1 |
Publication | Filing date | Title |
---|---|---|
US2016149096A1 | Prox reaction apparatus for fuel cell | |
EP3035395A1 | White light emitting diode device for illumination using near UV light and phosphor | |
WO2016088916A1 | Light-emitting diode member and module satisfying spectrum characteristics for illuminating art works | |
KR20140133103A | Plate type led lighting device | |
KR101451012B1 | Led bar device for lighting | |
KR20130121536A | White led | |
KR20130121537A | White led | |
KR20120051369A | Led-package using plural led chip | |
KR100954858B1 | A high-luminance led package and method for manufacturing thereof | |
KR20090002083A | Light-emitting apparatus and its method and white series light-emitting diode | |
KR20090002082A | Light-emitting diode and its lead frame |