NECK ASSEMBLY FOR LED LUMINAIRES
KIM KWON JIN, KWON WOO SUB, KIM SOO JUNG, KIM HYUNG SOO, KWON GI HOON
Year of Publication 26.08.2024
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Year of Publication 26.08.2024
Patent
An energy saving Vacuum purge type carburizing gas furnace applied with gas burner heating system
MOON KYOUNG IL, KIM TAE BUM, JUNG MIN SU, PARK HYUN JUN, KWON GI HOON
Year of Publication 20.05.2022
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Year of Publication 20.05.2022
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CONVEX LENS SHAPE STRUCTURE FOR TUNNEL LIGHTING
KIM KWON JIN, KWON WOO SUB, KIM SOO JUNG, CHOI KYUNG HEE, KIM HYUNG SOO, KIM SUNG MIN, PARK SANG HOON, LEE JUN YONG, KWON GI HOON
Year of Publication 23.10.2023
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Year of Publication 23.10.2023
Patent
ANTI-GLARE LENS-SHAPED STRUCTURE FOR TUNNEL LIGHTING
KIM KWON JIN, KWON WOO SUB, KIM SOO JUNG, CHOI KYUNG HEE, KIM HYUNG SOO, KIM SUNG MIN, PARK SANG HOON, LEE JUN YONG, KWON GI HOON
Year of Publication 06.10.2023
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Year of Publication 06.10.2023
Patent
Method for absorbing and removing arsenic using paper mill sludge
KWON, E. EILHANN, KWON, GI HOON, SONG, HO CHEOL, CHO, DONG WAN, YOON, KANG SUK
Year of Publication 31.08.2018
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Year of Publication 31.08.2018
Patent