Choi; Dae-Hyuk

Patent Applications and Registrations

Patent applications and USPTO patent grants for Choi; Dae-Hyuk.The latest application filed is for "heterocyclic compound and organic light emitting element comprising same".

Company Profile

20.17.27

Choi; Dae-Hyuk - Yongin-si KR
Choi; Dae-Hyuk - Yongin KR
CHOI; Dae-Hyuk - Yongin-city KR

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Heterocyclic compound and organic light emitting device comprising same Grant 11,434,228 - Lee , et al. September 6, 2	2022-09-06
Heterocyclic compound, and organic light-emitting device using same Grant 11,427,562 - Oh , et al. August 30, 2	2022-08-30
Heterocyclic compound and organic light emitting element comprising same Grant 11,362,282 - Ji , et al. June 14, 2	2022-06-14
Organic light-emitting device Grant 11,302,873 - La , et al. April 12, 2	2022-04-12
Heterocyclic compound and organic light emitting element using same Grant 11,248,008 - Jeong , et al. February 15, 2	2022-02-15
Heterocyclic compound and organic light emitting device using same Grant 11,239,427 - Lee , et al. February 1, 2	2022-02-01
Heterocyclic compound and organic light emitting element using same Grant 11,133,477 - Lee , et al. September 28, 2	2021-09-28
Heterocyclic Compound And Organic Light Emitting Element Comprising Same App 20210234102 - JI; Hye-Su ; et al.	2021-07-29
Heterocyclic Compound And Organic Light Emitting Element Comprising Same App 20210226133 - OH; Han-Kook ; et al.	2021-07-22
Heterocyclic Compound And Organic Light Emitting Element Comprising Same App 20210202863 - LEE; Yun-Ji ; et al.	2021-07-01
Heterocyclic compound and organic light emitting device using same Grant 10,930,857 - Mo , et al. February 23, 2	2021-02-23
Heterocyclic Compound And Organic Light Emitting Element Comprising Same App 20200339513 - HEO; Yu-Jin ; et al.	2020-10-29
Heterocyclic Compound And Organic Light-emitting Device Comprising Same App 20200343452 - LEE; Nam-Jin ; et al.	2020-10-29
Heterocyclic Compound And Organic Light Emitting Device Comprising Same App 20200308150 - LEE; Gi-Back ; et al.	2020-10-01
Heterocyclic Compound And Organic Light Emitting Element Comprising Same App 20200266355 - PARK; Geon-Yu ; et al.	2020-08-20
Heterocyclic Compound And Organic Light Emitting Device Using Same App 20200243775 - LA; Hyun-Ju ; et al.	2020-07-30
Nitrogen-containing polycyclic compound and organic light emitting element using same Grant 10,672,993 - No , et al.	2020-06-02
Heterocyclic compound and organic light emitting device using same Grant 10,644,244 - Lee , et al.	2020-05-05
Heterocyclic Compound And Organic Light Emitting Device Comprising Same App 20200131133 - LA; Hyun-Ju ; et al.	2020-04-30
Organic Light-emitting Device App 20200066996 - LA; Hyun Ju ; et al.	2020-02-27
Organic Light Emitting Element And Composition For Organic Material Layer Of Organic Light Emitting Element App 20190393430 - PARK; Geon Yu ; et al.	2019-12-26
Heterocyclic compound and organic light-emitting element using same Grant 10,454,043 - Kim , et al. Oc	2019-10-22
Heterocyclic Compound And Organic Light Emitting Device Using Same App 20190319195 - LEE; Gi-Back ; et al.	2019-10-17
Heterocyclic compound and organic light emitting element using same Grant 10,446,765 - Lee , et al. Oc	2019-10-15
Heterocyclic Compound And Organic Light Emitting Element Using Same App 20190312211 - LEE; Yun-Ji ; et al.	2019-10-10
Heterocyclic Compound And Organic Light-emitting Element Using Same App 20190288218 - LA; Hyun-Ju ; et al.	2019-09-19
Heterocyclic Compound And Organic Light Emitting Element Using Same App 20190263834 - JEONG; Won-Jang ; et al.	2019-08-29
Hetero-cyclic compound and organic light emitting device using the same Grant 10,381,577 - Park , et al. A	2019-08-13
Heterocyclic Compound, And Organic Light-emitting Device Using Same App 20190233398 - OH; Han-Kook ; et al.	2019-08-01
Heterocyclic compound and organic light emitting device using same Grant 10,344,030 - Lee , et al. July 9, 2	2019-07-09
Nitrogen-containing polycyclic compound and organic light emitting element using same Grant 10,177,319 - No , et al. J	2019-01-08
Heterocyclic Compound And Organic Light Emitting Device Using Same App 20180366652 - MO; Jun-Tae ; et al.	2018-12-20
Nitrogen-containing Polycyclic Compound And Organic Light Emitting Element Using Same App 20180323380 - NO; Young-Seok ; et al.	2018-11-08
Hetero-cyclic compound and organic light emitting device using the same Grant 10,026,908 - Park , et al. July 17, 2	2018-07-17
Hetero-cyclic Compound And Organic Light Emitting Device Using The Same App 20170331052 - PARK; Geon-Yu ; et al.	2017-11-16
Heterocyclic Compound And Organic Light-emitting Element Using Same App 20170324046 - KIM; Mi-Jin ; et al.	2017-11-09
Nitrogen-containing Polycyclic Compound And Organic Light Emitting Element Using Same App 20170317295 - NO; Young-Seok ; et al.	2017-11-02
Heterocyclic compound and organic light emitting device using same Grant 9,728,731 - La , et al. August 8, 2	2017-08-08
Hetero-cyclic Compound And Organic Light Emitting Device Using The Same App 20170213988 - PARK; Geon-Yu ; et al.	2017-07-27
Heterocyclic Compound And Organic Light Emitting Device Using Same App 20170141325 - LEE; Jung-Hyun ; et al.	2017-05-18
Heterocyclic Compound And Organic Light Emitting Element Using Same App 20170133602 - LEE; Jung-Hyun ; et al.	2017-05-11
Heterocyclic Compound And Organic Light Emitting Device Using Same App 20170107217 - LEE; Jung-Hyun ; et al.	2017-04-20
Heterocyclic Compound And Organic Light Emitting Device Using Same App 20160380208 - LA; Hyun-Ju ; et al.	2016-12-29
Polycyclic Compound And Organic Light Emitting Device Using The Same App 20160204357 - JANG; So-Hyun ; et al.	2016-07-14

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