Yongin
South Korea
8
2017-11-16
8
2018-07-17
These are the the leading inventors for applications assigned to HEESUNG MATERIAL LTD.:
HEESUNG MATERIAL LTD. based in Yongin, KR has been assigned the rights to these inventions. The list includes both Pending Applications and Patent Grants:
Hetero-cyclic compound and organic light emitting device using the same
#2 | 2017-11-09 ✅ Patent 10,454,043 granted on 2019-10-22Heterocyclic compound and organic light-emitting element using same
#3 | 2017-11-02 ✅ Patent 10,177,319 granted on 2019-01-08Nitrogen-containing polycyclic compound and organic light emitting element using same
#4 | 2017-07-27 ✅ Patent 10,381,577 granted on 2019-08-13Hetero-cyclic compound and organic light emitting device using the same
#5 | 2017-05-11 ✅ Patent 10,446,765 granted on 2019-10-15Heterocyclic compound and organic light emitting element using same
#6 | 2017-04-20 ✅ Patent 10,344,030 granted on 2019-07-09Heterocyclic compound and organic light emitting device using same
#7 | 2016-12-29 ✅ Patent 9,728,731 granted on 2017-08-08Heterocyclic compound and organic light emitting device using same
#8 | 2014-05-29 ✅ Patent 9,899,600 granted on 2018-02-20Multicyclic aromatic compound and organic light emitting device using the same
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