Heterocyclic compound and organic light-emitting device comprising same
US-12528763-B2 · Jan 20, 2026 · US
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Park Ji-Yeon patents
Park Ji-Yeon is listed as an inventor on 30 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Park Ji-Yeon |
| Total patents | 30 |
| First publication | Apr 13, 2017 |
| Latest publication | Jan 20, 2026 |
Notable patents
Publications ranked by popularity score, then publication date.
Level shifter and memory device including the same
US-2025260404-A1 · Aug 14, 2025 · US
System on chip including input and output circuit and semiconductor device including the same
US-2024332253-A1 · Oct 3, 2024 · US
Organic light-emitting diode display device and method of manufacturing the same
US-2024260410-A1 · Aug 1, 2024 · US
Organic light-emitting diode display device and method of manufacturing the same
US-2024260419-A1 · Aug 1, 2024 · US
Benzamide derivative, method for preparing same, and pharmaceutical composition for prevention or treatment of cancer containing same as active ingredient
US-2024246948-A1 · Jul 25, 2024 · US
Organic light emitting diode display device and method of fabricating the same
US-2024206233-A1 · Jun 20, 2024 · US
Heterocyclic compound and organic light-emitting device using same
US-2023263050-A1 · Aug 17, 2023 · US
Heterocyclic compound and organic light-emitting device comprising same
US-2023240134-A1 · Jul 27, 2023 · US
Display screen or portion thereof with transitional graphical user interface
US-D967125-S · Oct 18, 2022 · US
Recent patents
Latest publications not already listed above.
Heterocyclic compound and organic light-emitting device comprising same
US-2022267251-A1 · Aug 25, 2022 · US
Display screen or portion thereof with transitional graphical user interface
US-D946012-S · Mar 15, 2022 · US
Display screen or portion thereof with transitional graphical user interface
US-D946010-S · Mar 15, 2022 · US
Display screen or portion thereof with graphical user interface
US-D946011-S · Mar 15, 2022 · US
Display screen or portion thereof with graphical user interface
US-D945441-S · Mar 8, 2022 · US
Compound, organic optoelectronic device, and display device
US-2021408381-A1 · Dec 30, 2021 · US
Electroluminescent display device
US-11024685-B2 · Jun 1, 2021 · US
Electroluminescent display device
US-10916589-B2 · Feb 9, 2021 · US
Electronic device and operating method thereof
US-10755289-B2 · Aug 25, 2020 · US
Electroluminescent display device
US-10700140-B2 · Jun 30, 2020 · US
Electronic device and operation method thereof
US-10530737-B2 · Jan 7, 2020 · US
Electroluminescent display device
US-2019189701-A1 · Jun 20, 2019 · US
Electroluminescent display device
US-2019181202-A1 · Jun 13, 2019 · US
Electroluminescent display device
US-2019172874-A1 · Jun 6, 2019 · US
Display apparatus and controlling method thereof
US-10108388-B2 · Oct 23, 2018 · US
Electronic device and operating method thereof
US-2018285897-A1 · Oct 4, 2018 · US
Electronic apparatus and method of operating the same
US-2018146257-A1 · May 24, 2018 · US
Electronic device and operation method thereof
US-2017272398-A1 · Sep 21, 2017 · US
Electronic apparatus and service providing method thereof
US-2017243579-A1 · Aug 24, 2017 · US
Display apparatus and controlling method thereof
US-2017102909-A1 · Apr 13, 2017 · US
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Samsung Electronics Co Ltd | 15 |
| Lg Display Co Ltd | 9 |
| Lt Materials Co Ltd | 5 |
| Hk Inno N Corp | 1 |
| Korea Res Inst Chemical Tech | 1 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| H10K59/124 | 9 |
| H10K59/35 | 8 |
| H10K59/38 | 7 |
| H10K59/122 | 7 |
| H10K50/15 | 7 |