WORLD TOPTEC CO LTD has a total of 14 patent applications. Its first patent ever was published in 2001. It filed its patents most often in Republic of Korea, China and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets electrical machinery and energy, environmental technology and digital networks are FINEPOWER GMBH, LIAN ZHENG ELECTRONIC SHENZHEN CO LTD and SUZHOU MAILI ELECTRICAL APPLIANCE CO LTD.
# | Country | Total Patents | |
---|---|---|---|
#1 | Republic of Korea | 9 | |
#2 | China | 2 | |
#3 | WIPO (World Intellectual Property Organization) | 2 | |
#4 | United States | 1 |
# | Industry | |
---|---|---|
#1 | Electrical machinery and energy | |
#2 | Environmental technology | |
#3 | Digital networks | |
#4 | Basic communication technologies | |
#5 | Transport |
# | Name | Total Patents |
---|---|---|
#1 | Lee Dong Hyang | 9 |
#2 | Lee Dong-Hyang | 3 |
#3 | Lee Seung Keun | 2 |
#4 | Lee Yeong Su | 1 |
#5 | Ahn Yang Hee | 1 |
#6 | Dong-Hyang Lee | 1 |
Publication | Filing date | Title |
---|---|---|
KR20170124851A | High-speed battery charger for vehicles using distributed power conversion | |
KR20170046982A | Dc/dc converter for using multi topology | |
KR20170043275A | Dc/dc converter with couple inductor and snubber circuit | |
KR101025222B1 | Hybrid solar street light | |
KR100777339B1 | Lighting device of electric equipment box mounted on ground | |
KR100740352B1 | Solar street light | |
KR20040036337A | Sine wave generator and uninterruptible power supply system using said sine wave generator | |
CN1434388A | Method for information encryption | |
KR20020024062A | Method for cryptographing a information | |
KR20030032192A | Apparatus for switching polarity of source voltage |