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ELT INC

Overview
  • Total Patents
    32
About

ELT INC has a total of 32 patent applications. Its first patent ever was published in 1975. It filed its patents most often in Republic of Korea, United States and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets measurement, optics and electrical machinery and energy are MICROTRAC INC, SENKO and DIRUI MEDICAL TECH CO LTD.

Patent filings per year

Chart showing ELT INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Park Jeong-Ik 8
#2 Park Jeong Ik 7
#3 Yi Seung-Hwan 5
#4 Lee Ihn 4
#5 Kang Ji-Hyun 3
#6 Kim Mu Hyun 3
#7 Fajt John 3
#8 Jeong-Ik Park 3
#9 Yi Seung Hwan 2
#10 Seung-Hwan Yi 2

Latest patents

Publication Filing date Title
KR101088360B1 Optical wave guide having multiple independent optical path and ndir gas sensor using that
KR20110093137A Method for automatically correcting of ndir gas sensor
KR100979991B1 Optical cavity for a multi gas sensor
KR20100081594A Multi gas sensor and method of measuring gas in a vehicle
KR100785866B1 Multi receptacle having environment-friendly power controlling capability
KR100822384B1 Integration type controller of indoor environment controlling system
KR20080017661A Optical wave guide for an ndir gas sensor
KR100693063B1 Ndir gas sensor having compensating means for aging effect
KR100576541B1 Optical cavity for ndir gas sensor
KR20060100956A A method for producing fine rubber powder using scrap tire
KR20060089845A Structure of a filter for cleaning air
US2007279633A1 Gas sensor
KR20060059309A Art wall
KR100574616B1 Ndir gas sensor
KR20060034019A Gas cell using two parabolic concave mirrors and method of producing the same
KR100494103B1 Optical gas sensor
GB1547435A Method and apparatus for providing output indications in response to the presence of an electromagnetic energy receptor
US4124846A Method and apparatus for providing output indications in response to the presence of an electromagnetic energy receptor
US4024614A Apparatus for producing resistors