Learn more

WORLD TOPTEC CO LTD

Overview
  • Total Patents
    14
  • GoodIP Patent Rank
    187,445
About

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.

Patent filings in countries

World map showing WORLD TOPTEC CO LTDs patent filings in countries

Patent filings per year

Chart showing WORLD TOPTEC CO LTDs patent filings per year from 1900 to 2020

Top inventors

# 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

Latest patents

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