SONG CHANG HWAN has a total of 11 patent applications. Its first patent ever was published in 2010. It filed its patents most often in Republic of Korea, United States and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets electrical machinery and energy, optics and audio-visual technology are THIN LITE CORP, RELUME TECHNOLOGIES INC and MCMILLAN GEORGE ERIK.
# | Country | Total Patents | |
---|---|---|---|
#1 | Republic of Korea | 7 | |
#2 | United States | 2 | |
#3 | WIPO (World Intellectual Property Organization) | 2 |
# | Industry | |
---|---|---|
#1 | Electrical machinery and energy | |
#2 | Optics | |
#3 | Audio-visual technology | |
#4 | Micro-structure and nano-technology | |
#5 | Machines |
# | Name | Total Patents |
---|---|---|
#1 | Song Chang Hwan | 11 |
#2 | Ryu Sung Hwan | 6 |
#3 | Kang Tae Chang | 1 |
#4 | Jung Young Guan | 1 |
Publication | Filing date | Title |
---|---|---|
KR20170002358A | Flexible LED device | |
KR20180066794A | A bowl for pet | |
KR20160053895A | Flexible LED device | |
KR101767485B1 | Infrared rays radiator using generate heat of led | |
WO2015152568A1 | Flexible led light source panel and flexible led lighting apparatus for image acquisition using same | |
KR20140068826A | Flexible flash and continuous LED light | |
KR20120015676A | A battery charger system for lantern | |
KR20120006641A | A battery pack with insulator |