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VCTECH CO LTD

Overview
  • Total Patents
    35
  • GoodIP Patent Rank
    83,664
  • Filing trend
    ⇧ 33.0%
About

VCTECH CO LTD has a total of 35 patent applications. It increased the IP activity by 33.0%. Its first patent ever was published in 2003. It filed its patents most often in Republic of Korea, China and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets transport, environmental technology and electrical machinery and energy are EGTRONICS CO LTD, KITANAKA HIDETOSHI and ELIN EBG TRACTION GMBH.

Patent filings in countries

World map showing VCTECH CO LTDs patent filings in countries

Patent filings per year

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

Top inventors

# Name Total Patents
#1 Hong Chan Hee 7
#2 Lee Yong Kyun 6
#3 Lee Dong Myung 4
#4 Choi Sung Ho 3
#5 Kim Yee Qyu 3
#6 Eom Dae Sik 3
#7 Hong Chan-Hee 2
#8 Shin Hee Keun 2
#9 Cheong Il Soon 2
#10 Won Yong An 2

Latest patents

Publication Filing date Title
KR102219185B1 Real time current offset correction method for control unit of electric vehicle
KR102201696B1 Automatic fire extinguishing system for battery room of electric vehicle
KR102135860B1 Speed limiting method in ramp for electric power based vehicle
KR20200065351A Insulation and cooling structure for semiconductor device packaging
KR20200065320A Semiconductor device package having high breakdown voltage insulation structure
KR20190106186A Train approach alarm system
KR20190090565A Electric vehicle mounted water cooling type power converting device with water leakage detecting function using humidity sensor
KR20190022203A Parallel Operation System for Minimizing Filter
KR20180022297A Speed control apparatus for low speed electric vehicle
KR101768651B1 Lighting assembly for railway vehicle
KR20170105804A Slim-type solid state relay
KR101756922B1 Direct current potential transformer
KR20170042977A Apparatus for controlling tail light of train
KR20170034552A Speed control apparatus for electric vehicle
KR101675995B1 Magnetic levitation train driving system
KR20160119986A Integrated electric drive system having shared cooling structure
KR20150053459A Integrated electric drive system for electric vehicle
KR101472448B1 High voltage dc/dc converter
KR101436562B1 Emergency driving method of inverter for electric vehicle
KR101353583B1 Speed controller using parameter estimation of interior permanent magnet synchronous motor and its method