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WELLANG CO LTD

Overview
  • Total Patents
    13
  • GoodIP Patent Rank
    129,783
  • Filing trend
    ⇧ 66.0%
About

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.

Patent filings per year

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

Top inventors

# 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

Latest patents

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