Ahn; HeeChoon

Patent Applications and Registrations

Patent applications and USPTO patent grants for Ahn; HeeChoon.The latest application filed is for "condensed cyclic compound, light-emitting device including condensed cyclic compound, and electronic apparatus including light-emitting device".

Company Profile

37.16.56

Ahn; HeeChoon - Seoul KR
Ahn; Heechoon - Yongin-si KR
Ahn; Heechoon - Suwon-si 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
Organic electroluminescence device and polycyclic compound for organic electroluminescence device Grant 11,450,821 - Lee , et al. September 20, 2	2022-09-20
Condensed Cyclic Compound, Light-emitting Device Including Condensed Cyclic Compound, And Electronic Apparatus Including Light-emitting Device App 20220263034 - Lee; Yeseul ; et al.	2022-08-18
Heterocyclic Compound And Organic Light-emitting Device Including The Same App 20220251121 - Ahn; Heechoon ; et al.	2022-08-11
Heterocyclic Compound And Light-emitting Device Including The Same App 20220177496 - Kim; Hyeongmin ; et al.	2022-06-09
Heterocyclic Compound, Light-emitting Device Including The Same, And Electronic Apparatus Including The Light-emitting Device App 20220165960 - LEE; Yeseul ; et al.	2022-05-26
Heterocyclic Compound, Light-emitting Device Including The Heterocyclic Compound, And Electronic Apparatus Including The Light-emitting Device App 20220135601 - LEE; Yeseul ; et al.	2022-05-05
Heterocyclic Compound, Light-emitting Device Including The Heterocyclic Compound, And Electronic Apparatus Including The Light-emitting Device App 20220140261 - Kim; Hyeongmin ; et al.	2022-05-05
Heterocyclic Compound, Light-emitting Device Including The Same, And Electronic Apparatus Including The Light-emitting Device App 20220140260 - Um; Hyunah ; et al.	2022-05-05
Electroluminescence Device App 20220140255 - UM; HYUNAH ; et al.	2022-05-05
Heterocyclic Compound, Light-emitting Device Including The Same, And Electronic Apparatus Including The Light-emitting Device App 20220123229 - AHN; Heechoon ; et al.	2022-04-21
Heterocyclic Compound And Light-emitting Device Including The Same App 20220112163 - Um; Hyunah ; et al.	2022-04-14
Heterocyclic compound and organic light-emitting device including the same Grant 11,271,170 - Lee , et al. March 8, 2	2022-03-08
Organic Electroluminescence Device App 20220045287 - KIM; Hyeongmin ; et al.	2022-02-10
Organic Electroluminescent Element And Polycyclic Compound For Organic Electroluminescent Element App 20220029106 - UM; Hyunah ; et al.	2022-01-27
Heterocyclic Compound And Organic Light-emitting Device Including The Same App 20220020937 - AHN; Heechoon ; et al.	2022-01-20
Heterocyclic Compound And Organic Light-emitting Device Including The Same App 20210408400 - AHN; Heechoon ; et al.	2021-12-30
Heterocyclic compound and organic light-emitting device including the same Grant 11,211,567 - Jun , et al. December 28, 2	2021-12-28
Heterocyclic Compound, Organic Light-emitting Device Including Same App 20210399229 - UM; Hyunah ; et al.	2021-12-23
Heterocyclic Compound And Light-emitting Device Including Same App 20210391546 - LEE; Yeseul ; et al.	2021-12-16
Heterocyclic compound and organic light-emitting device including the same Grant 11,201,295 - Ahn , et al. December 14, 2	2021-12-14
Heterocyclic Compound, Light-emitting Device Including Heterocyclic Compound, And Electronic Apparatus Including Light-emitting Device App 20210376262 - AHN; Heechoon ; et al.	2021-12-02
Heterocyclic Compound And Light-emitting Device Including Same App 20210367162 - LEE; Yeseul ; et al.	2021-11-25
Heterocyclic Compound And Organic Light-emitting Device Including The Same App 20210367168 - AHN; Heechoon ; et al.	2021-11-25
Compound and organic light-emitting device including the same Grant 11,180,513 - Lee , et al. November 23, 2	2021-11-23
Heterocyclic Compound And Organic Light-emitting Device Including The Same App 20210359219 - KIM; Hyeongmin ; et al.	2021-11-18
Compound And Light-emitting Device Including The Same App 20210359215 - UM; Hyunah ; et al.	2021-11-18
Organometallic compound, organic light-emitting device including the same, and organic light-emitting apparatus including the organic light-emitting device Grant 11,171,296 - Sim , et al. November 9, 2	2021-11-09
Heterocyclic compound and organic light emitting device including the same Grant 11,145,823 - Ahn , et al. October 12, 2	2021-10-12
Compound And Organic Light-emitting Device Including The Same App 20210119154 - Kim; Hyeongmin ; et al.	2021-04-22
Heterocyclic compound and organic light-emitting device including the same Grant 10,954,254 - Ahn , et al. March 23, 2	2021-03-23
Organic Electroluminescence Device And Polycyclic Compound For Organic Electroluminescence Device App 20210066620 - LEE; Yeseul ; et al.	2021-03-04
Organometallic compound and organic light-emitting device including the same Grant 10,916,715 - Ko , et al. February 9, 2	2021-02-09
Organic Electroluminescence Device And Polycyclic Compound For Organic Electroluminescence Device App 20210020854 - KIM; Hyeongmin ; et al.	2021-01-21
Condensed cyclic compound and organic light-emitting device including the same Grant 10,892,423 - Kim , et al. January 12, 2	2021-01-12
Aromatic Compound And Organic Electroluminescence Device Including The Same App 20200399289 - Ahn; Heechoon ; et al.	2020-12-24
Organometallic compound and organic light emitting device including the same Grant 10,873,040 - Jeon , et al. December 22, 2	2020-12-22
Heterocyclic Compound And Organic Light-emitting Device Including The Same App 20200388771 - AHN; Heechoon ; et al.	2020-12-10
Compound And Organic Light-emitting Device Including The Same App 20200369686 - KIM; Hyeongmin ; et al.	2020-11-26
Condensed cyclic compound and organic light-emitting device including the same Grant 10,833,280 - Ahn , et al. November 10, 2	2020-11-10
Organic Electroluminescence Device And Polycyclic Compound For Organic Electroluminescence Device App 20200328352 - AHN; HeeChoon ; et al.	2020-10-15
Aromatic compound and organic electroluminescence device including the same Grant 10,800,796 - Ahn , et al. October 13, 2	2020-10-13
Heterocyclic Compound And Organic Light-emitting Device Including The Same App 20200295266 - LEE; Yeseul ; et al.	2020-09-17
Heterocyclic Compound And Organic Light-emitting Device Including The Same App 20200295269 - Lee; Yeseul ; et al.	2020-09-17
Compound And Organic Light-emitting Device Including The Same App 20200270283 - Lee; Yeseul ; et al.	2020-08-27
Heterocyclic compound and organic electroluminescence device including the same Grant 10,696,697 - Ahn , et al. June 30, 2	2020-06-30
Heterocyclic Compound And Organic Light-emitting Device Including The Same App 20200168819 - AHN; Heechoon ; et al.	2020-05-28
Heterocyclic compound and organic light-emitting device including the same Grant 10,640,522 - Ahn , et al.	2020-05-05
Heterocyclic Compound And Organic Light-emitting Device Including The Same App 20190375773 - JUN; Mieun ; et al.	2019-12-12
Organometallic Compound And Organic Light-emitting Device Including The Same App 20190334100 - HAN; Junghoon ; et al.	2019-10-31
Organometallic Compound, Organic Light-emitting Device Including The Same, And Organic Light-emitting Apparatus Including The Or App 20190296253 - SIM; Munki ; et al.	2019-09-26
Organic Light-emitting Device And Electronic Apparatus Including The Same App 20190296254 - KO; Soobyung ; et al.	2019-09-26
Organic Light-emitting Device App 20190280215 - KIM; Sungbum ; et al.	2019-09-12
Organometallic Compound And Organic Light-emitting Device Including The Same App 20190280222 - KIM; Sungbum ; et al.	2019-09-12
Substituted phosphines as components of organic light-emitting devices Grant 10,388,889 - Ahn , et al. A	2019-08-20
Heterocyclic Compound And Organic Light-emitting Device Including The Same App 20190198774 - Jun; Mieun ; et al.	2019-06-27
Organometallic Compound And Organic Light-emitting Device Including The Same App 20190157579 - JEON; Mina ; et al.	2019-05-23
Aromatic Compound And Organic Electroluminescence Device Including The Same App 20190085001 - Ahn; Heechoon ; et al.	2019-03-21
Organometallic Compound, Organic Light-emitting Device Including The Organometallic Compound, And Organic Light-emitting Apparatus Including The Organic Light-emitting Device App 20190058137 - KO; Soobyung ; et al.	2019-02-21
Organometallic Compound And Organic Light-emitting Device Including The Same App 20190036044 - JEON; Mina ; et al.	2019-01-31
Organometallic Compound And Organic Light-emitting Device Including The Same App 20190036042 - KIM; Sungbum ; et al.	2019-01-31
Organometallic Compound And Organic Light-emitting Device Including The Same App 20190036038 - KO; Soobyung ; et al.	2019-01-31
Organometallic Compound And Organic Light-emitting Device Including The Same App 20190027699 - Ko; Soobyung ; et al.	2019-01-24
Organometallic Compound And Organic Light-emitting Device Including The Same App 20190019964 - JEON; Mina ; et al.	2019-01-17
Heterocyclic Compound And Organic Electroluminescence Device Including The Same App 20180334468 - AHN; Heechoon ; et al.	2018-11-22
Heterocyclic Compound And Organic Light-emitting Device Including The Same App 20180312533 - AHN; Heechoon ; et al.	2018-11-01
Heterocyclic Compound And Organic Light-emitting Device Including The Same App 20180301638 - AHN; Heechoon ; et al.	2018-10-18
Condensed Cyclic Compound And Organic Light-emitting Device Including The Same App 20180269404 - Ahn; Heechoon ; et al.	2018-09-20
Heterocyclic Compound And Organic Light-emitting Device Including The Same App 20180237460 - Ahn; Heechoon ; et al.	2018-08-23
Condensed Cyclic Compound And Organic Light-emitting Device Including The Same App 20180159050 - Kim; Youngkook ; et al.	2018-06-07
Organometallic Compound And Organic Light-emitting Device Including The Same App 20180114927 - Ko; Soobyung ; et al.	2018-04-26
Heterocyclic Compound And Organic Light-emitting Device Including The Same App 20180040833 - AHN; Heechoon ; et al.	2018-02-08
Heterocyclic Compound And Organic Light-emitting Device Including The Same App 20180026206 - AHN; Heechoon ; et al.	2018-01-25

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