Assignee
HEESUNG MAT LTD
KR·8 granted patents·4 pending applications·27 citations·filing 2013–2018
Top patents by PatentIndex Score
12 records- 0189US10446765B2Heterocyclic compound and organic light emitting element using sameHEESUNG MAT LTD·Filed 2015·Granted Oct 15, 2019·5 cites·14 claims
- 0288US10177319B2Nitrogen-containing polycyclic compound and organic light emitting element using sameHEESUNG MAT LTD·Filed 2015·Granted Jan 8, 2019·5 cites·15 claims
- 0388US9728731B2Heterocyclic compound and organic light emitting device using sameHEESUNG MAT LTD·Filed 2014·Granted Aug 8, 2017·9 cites·12 claims
- 0486US10026908B2Hetero-cyclic compound and organic light emitting device using the sameHEESUNG MAT LTD·Filed 2017·Granted Jul 17, 2018·4 cites·10 claims
- 0582US10381577B2Hetero-cyclic compound and organic light emitting device using the sameHEESUNG MAT LTD·Filed 2016·Granted Aug 13, 2019·3 cites·17 claims
- 0666US10344030B2Heterocyclic compound and organic light emitting device using sameHEESUNG MAT LTD·Filed 2015·Granted Jul 9, 2019·1 cites·14 claims
- 0745US9899600B2Multicyclic aromatic compound and organic light emitting device using the sameHEESUNG MAT LTD·Filed 2013·Granted Feb 20, 2018·0 cites·16 claims
- 0841US2014197393A1Hydrocarbon-based fused ring compound and organic light emitting device using the sameHEESUNG MAT LTD·Filed 2013·Application pending·0 cites
- 0939US2019393430A1Organic light emitting element and composition for organic material layer of organic light emitting elementHEESUNG MAT LTD·Filed 2017·Application pending·0 cites
- 1039US2018287072A1Heterocyclic compound and organic light emitting element using sameHEESUNG MAT LTD·Filed 2018·Application pending·0 cites
- 1138US10454043B2Heterocyclic compound and organic light-emitting element using sameHEESUNG MAT LTD·Filed 2015·Granted Oct 22, 2019·0 cites·6 claims
- 1231US2016204357A1Polycyclic compound and organic light emitting device using the sameHEESUNG MAT LTD·Filed 2015·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when HEESUNG MAT LTD files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →