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EM TECH CO LTD

Overview
  • Total Patents
    508
  • GoodIP Patent Rank
    4,393
  • Filing trend
    ⇧ 227.0%
About

EM TECH CO LTD has a total of 508 patent applications. It increased the IP activity by 227.0%. Its first patent ever was published in 2001. It filed its patents most often in Republic of Korea, China and United States. Its main competitors in its focus markets audio-visual technology, consumer goods and electrical machinery and energy are YEA IL ELECTRONICS CO LTD, AUDEZE LLC and ESTEC CORP.

Patent filings per year

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

Top inventors

# Name Total Patents
#1 Kwon Joong Hak 129
#2 Jeong Seung Kiu 67
#3 Kim Ji Hoon 63
#4 Kim Cheon Myeong 49
#5 Ji Yong Ju 45
#6 Jeong In Ho 36
#7 Won Hyuk 32
#8 Jung Sung Chul 24
#9 Hong Choong Sheek 23
#10 Nam Seul Ki 22

Latest patents

Publication Filing date Title
KR20210021338A Semi-canal type wireless earset
WO2021080362A1 Language processing system using earset
WO2021080320A1 Angle-adjustable atomizer
WO2021071239A1 Apparatus and method for manufacturing liquid phase cartridge capable of being inserted into electrically heated smoking article
WO2021040475A2 Aerosol generation device having function of automatically controlling amount of mist
KR20200100580A Fine particle generator
KR20210010415A A portable electronic device operated by discharge of a battery and a method for preventing deterioration of battery performance of the portable electronic device
WO2021015516A1 Portable electronic device operated by discharge of battery, and method for preventing deterioration of battery performance of same portable electronic device
WO2021006611A2 Portable aerosol-generating apparatus having function of detecting aerosol-forming base material and operating method thereof
WO2021002698A1 Portable aerosol generator and operation method thereof
KR20210003690A Portable aerosol generator and its operation method
WO2020222530A1 Composite heating aerosol-generating device
KR20200126343A Complex heating aerosol generator
KR20200127884A Residual amount measurement structure of liquid catridge applied in portable aerosol forming apparatus
US2020288227A1 Earset Having Inner Microphone
KR20200106459A Aerosol generator
KR102227132B1 Kernel type earphone having pressure equilibrium structre
KR102209484B1 Communication method using wireless earbud device including voice vibration sensor
KR102214667B1 Wireless earbud device for wireless controlling
KR20200092269A Aerosol generating system