Semiconductor device, image processing apparatus including the same, and operating method of image processing device
US-2026040713-A1 · Feb 5, 2026 · US
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Cho Himchan patents
Cho Himchan is listed as an inventor on 30 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Cho Himchan |
| Total patents | 30 |
| First publication | Nov 16, 2017 |
| Latest publication | Feb 5, 2026 |
Notable patents
Publications ranked by popularity score, then publication date.
Film patterning method and electroluminescent device and display device including a patterned film
US-2024357849-A1 · Oct 24, 2024 · US
Light emitting device comprising perovskite charge transport layer and manufacturing method thereof
US-12120899-B2 · Oct 15, 2024 · US
Wavelength converting particle, method for manufacturing wavelength converting particle, and light-emitting diode containing wavelength converting particle
US-2023197910-A1 · Jun 22, 2023 · US
Wavelength converting particle, method for manufacturing wavelength converting particle, and light-emitting diode containing wavelength converting particle
US-11588079-B2 · Feb 21, 2023 · US
Method for manufacturing perovskite particle light-emitter where organic ligand is substituted, particle light-emitter manufactured thereby, and light emitting device using same
US-11326097-B2 · May 10, 2022 · US
Core-shell structured perovskite particle light-emitter, method of preparing the same and light emitting device using the same
US-11205757-B2 · Dec 21, 2021 · US
Light emitting device comprising perovskite charge transport layer and manufacturing method thereof
US-2021305529-A1 · Sep 30, 2021 · US
Wavelength converting particle, method for manufacturing wavelength converting particle, and light-emitting diode containing wavelength converting particle
US-2021151639-A1 · May 20, 2021 · US
Perovskite light-emitting device
US-10964896-B2 · Mar 30, 2021 · US
Recent patents
Latest publications not already listed above.
Wavelength converting particle, method for manufacturing wavelength converting particle, and light-emitting diode containing wavelength converting particle
US-10923636-B2 · Feb 16, 2021 · US
Method for manufacturing perovskite particle light-emitter where organic ligand is substituted, particle light-emitter manufactured thereby, and light emitting device using same
US-2020190402-A1 · Jun 18, 2020 · US
Method for manufacturing perovskite nanocrystal particle light emitting body where organic ligand is substituted, nanocrystal particle light emitting body manufactured thereby, and light emitting device using same
US-10626326-B2 · Apr 21, 2020 · US
Wavelength converting particle, method for manufacturing wavelength converting particle, and light-emitting diode containing wavelength converting particle
US-2020020834-A1 · Jan 16, 2020 · US
Wavelength converting particle, method for manufacturing wavelength converting particle, and light emitting diode containing wavelength converting particle
US-10424696-B2 · Sep 24, 2019 · US
Light-emitting layer for perovskite light-emitting device, method for manufacturing same, and perovskite light-emitting device using same
US-2019259962-A1 · Aug 22, 2019 · US
Perovskite light emitting device containing exciton buffer layer and method for manufacturing same
US-2019237693-A1 · Aug 1, 2019 · US
Light-emitting layer for perovskite light-emitting device, method for manufacturing same, and perovskite light-emitting device using same
US-10276807-B2 · Apr 30, 2019 · US
Perovskite light emitting device containing exciton buffer layer and method for manufacturing same
US-10263207-B2 · Apr 16, 2019 · US
Perovskite nanocrystalline particles and optoelectronic device using same
US-10193088-B2 · Jan 29, 2019 · US
Organic-inorganic hybrid perovskite nanocrystal particle light emitting body having two-dimensional structure, method for producing same, and light emitting device using same
US-10109805-B2 · Oct 23, 2018 · US
Perovskite nanocrystal particle light-emitter whose content is changed, method of producing the same, and light emitting element using the same
US-10047284-B2 · Aug 14, 2018 · US
Method for manufacturing perovskite nanocrystal particle light emitting body where organic ligand is substituted, nanocrystal particle light emitting body manufactured thereby, and light emitting device using same
US-2017369772-A1 · Dec 28, 2017 · US
Perovskite nanocrystalline particles and optoelectronic device using same
US-2017358757-A1 · Dec 14, 2017 · US
Light-emitting layer for perovskite light-emitting device, method for manufacturing same, and perovskite light-emitting device using same
US-2017358759-A1 · Dec 14, 2017 · US
Organic-inorganic hybrid perovskite nanocrystal particle light emitting body having two-dimensional structure, method for producing same, and light emitting device using same
US-2017358758-A1 · Dec 14, 2017 · US
Perovskite light emitting device containing exciton buffer layer and method for manufacturing same
US-2017346031-A1 · Nov 30, 2017 · US
Perovskite nanocrystal particle light emitting body with core-shell structure, method for fabricating same, and light emitting element using same
US-2017346024-A1 · Nov 30, 2017 · US
Content-variable perovskite nanocrystalline particle light-emitting body, method for manufacturing the same, and light-emitting device using same
US-2017342317-A1 · Nov 30, 2017 · US
Wavelength converting particle, method for manufacturing wavelength converting particle, and light emitting diode containing wavelength converting particle
US-2017331013-A1 · Nov 16, 2017 · US
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Postech Acad Ind Found | 18 |
| Postech Academy-Industry Found | 8 |
| Sn Display Co Ltd | 3 |
| Sn Display Co Ltd | 3 |
| Korea Advanced Inst Sci & Tech | 2 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| H10K85/50 | 28 |
| C09K11/06 | 26 |
| C09K2211/188 | 26 |
| C09K11/025 | 24 |
| H10K85/30 | 21 |