WELLANG CO LTD has a total of 13 patent applications. It increased the IP activity by 66.0%. Its first patent ever was published in 2016. It filed its patents most often in Republic of Korea, WIPO (World Intellectual Property Organization) and China. Its main competitors in its focus markets electrical machinery and energy, environmental technology and control are IMMENSE ADVANCE TECHNOLOGY CORP, INVENTRONICS HANGZHOU CO LTD and LIGHTECH ELECTRONICS IND LTD.
# | Country | Total Patents | |
---|---|---|---|
#1 | Republic of Korea | 6 | |
#2 | WIPO (World Intellectual Property Organization) | 4 | |
#3 | China | 1 | |
#4 | EPO (European Patent Office) | 1 | |
#5 | United States | 1 |
# | Industry | |
---|---|---|
#1 | Electrical machinery and energy | |
#2 | Environmental technology | |
#3 | Control | |
#4 | Audio-visual technology |
# | Name | Total Patents |
---|---|---|
#1 | Jeong Dong Youl | 10 |
#2 | Ryoo Tae Ha | 4 |
#3 | Choi Yeong Ha | 1 |
#4 | Jeong Dongyoul | 1 |
#5 | Han Woong Seok | 1 |
Publication | Filing date | Title |
---|---|---|
KR102142638B1 | Lighting apparatus operating based on current path switching | |
KR102206648B1 | Current controlled current source and load current driver including the same | |
KR102108513B1 | Audio processing system and method for compensating phase interference | |
US10785842B1 | Circuit for supplying power to components of lighting apparatus, and lighting apparatus including the same | |
WO2018207981A1 | Load driving device and led device including same | |
KR20180124688A | Load driving device and led device including the same | |
KR20180043961A | AC LED Lighting System |