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HEESUNG MAT LTD

Overview
  • Total Patents
    161
  • GoodIP Patent Rank
    9,169
  • Filing trend
    ⇧ 5.0%
About

HEESUNG MAT LTD has a total of 161 patent applications. It increased the IP activity by 5.0%. Its first patent ever was published in 2013. It filed its patents most often in Republic of Korea, China and Taiwan. Its main competitors in its focus markets organic fine chemistry, semiconductors and basic materials chemistry are E-RAY OPTOELECTRONICS TECH CO LTD, SFC CO LTD and CMDL CO LTD.

Patent filings per year

Chart showing HEESUNG MAT LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Choi Dae-Hyuk 89
#2 Choi Jin-Seok 85
#3 Lee Joo-Dong 83
#4 Jeong Won-Jang 52
#5 Choi Dae Hyuk 43
#6 Lee Joo Dong 42
#7 Choi Jin Seok 34
#8 Kim Dong-Jun 34
#9 Oh Han-Kook 28
#10 Kim Dong Jun 27

Latest patents

Publication Filing date Title
CN111247649A Heterocyclic compound and organic light-emitting device comprising same
CN111247145A Heterocyclic compound and organic light-emitting device comprising same
CN111247648A Heterocyclic compound and organic light-emitting device comprising the same
WO2018174681A1 Organic light emitting element and composition for organic material layer in organic light emitting element
WO2018174679A1 Organic light emitting element and composition for organic material layer in organic light emitting element
WO2018174682A1 Heterocyclic compound and organic light emitting element comprising same
WO2018174678A1 Heterocyclic compound and organic light emitting element comprising same
KR20180108428A Organic light emitting device and composition for organic layer of organic light emitting device
KR20180108425A Heterocyclic compound and organic light emitting device comprising the same
CN110121794A Organic light emitting apparatus
WO2018101764A1 Heterocyclic compound and organic light-emitting element using same
KR20180062343A Hetero-cyclic compound and organic light emitting device using the same
KR20180138269A Heterocyclic compound and organic light emitting device comprising the same
KR20180128551A Heterocyclic compound and organic light emitting device comprising the same
KR20180096444A Organic light emitting device
KR20180072058A Compound and organic light emitting device using the same
KR20180071621A Organic light emitting device and composition for organic layer of organic light emitting device
KR20180071609A Hetero-cyclic compound and organic light emitting device using the same
KR20170067671A Hetero-cyclic compound and organic light emitting device using the same
KR20180062208A Hetero-cyclic compound and organic light emitting device using the same