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LUMEN POWER SAVING CO LTD

Overview
  • Total Patents
    23
  • GoodIP Patent Rank
    177,371
About

LUMEN POWER SAVING CO LTD has a total of 23 patent applications. Its first patent ever was published in 1999. It filed its patents most often in Republic of Korea. Its main competitors in its focus markets electrical machinery and energy, environmental technology and control are KAOYI ELECTRONIC CO LTD, DENG SHUXING and REED WILLIAM G.

Patent filings in countries

World map showing LUMEN POWER SAVING CO LTDs patent filings in countries
# Country Total Patents
#1 Republic of Korea 23

Patent filings per year

Chart showing LUMEN POWER SAVING CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Choi Jae Duck 19
#2 Yoon Cheol Gu 7
#3 Yun Chul Gu 3
#4 Choi Jae Deok 2

Latest patents

Publication Filing date Title
KR102052852B1 High power factor three step dimming converter for led lighting apparatus
KR101924147B1 High power factor power supplying apparatus for led lighting apparatus and led lighting apparatus including the same
KR101924119B1 Power supplying apparatus for led lighting apparatus with sterilizing function
KR101901597B1 Controller for lighting apparatus with prevent function of standby power and afterglow and, lighting apparatus including the same
KR101885627B1 Led lighting apparatus with high reflection function
KR101664767B1 Power supply circuit for lighting fixture for brain waves rhythm control
KR20150134692A LED Driving Circuit For Radiation Area
KR20150090549A LED Lamp Of Straight Tube Type
KR20130141098A Dimming circuit for led lighting apparatus
KR20130058978A Sensor lamp control circuit
KR101038189B1 Led lighting device having pollution prevention function
KR20110085416A Driving device for led sensor lamp with improved power factor and free volt
KR20110042801A A lighting fixture of multiple power line for both common-use and emergency
KR20100088475A Light control device having ground plate
KR20090126491A Ballast having terminals in one body
KR100903978B1 Ballast of multiple lamp for separately driving for each lamp
KR100831739B1 Lighting control device of illuminator in both common use and emergency
KR20080110372A Scenery lighting device having multi-color function by using fluorescent lamp
KR20080095034A Down light illuminator
KR20080057938A Ballast having lamp replacement indicating function