Display device
US-2025393362-A1 · Dec 25, 2025 · US
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Ahn Sungjin patents
Ahn Sungjin is listed as an inventor on 33 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Ahn Sungjin |
| Total patents | 33 |
| First publication | Dec 3, 2015 |
| Latest publication | Dec 25, 2025 |
Notable patents
Publications ranked by popularity score, then publication date.
One time link-based user authentication in image forming devices
US-12505193-B2 · Dec 23, 2025 · US
Searching image forming apparatus for workflow execution
US-2024378000-A1 · Nov 14, 2024 · US
Semiconductor light emitting devices
US-12125942-B2 · Oct 22, 2024 · US
One time link-based user authentication in image forming devices
US-2024126860-A1 · Apr 18, 2024 · US
Three dimensionally structured semiconductor light emitting diode and display apparatus
US-11784285-B2 · Oct 10, 2023 · US
Composite cathode active material, cathode and lithium battery including the same, and method of preparing the composite cathode active material
US-2023307615-A1 · Sep 28, 2023 · US
Positive electrode for rechargeable lithium battery and rechargeable lithium battery including the same
US-2023268512-A1 · Aug 24, 2023 · US
Semiconductor light emitting devices
US-2021408327-A1 · Dec 30, 2021 · US
Three dimensionally structured semiconductor light emitting diode and display apparatus
US-2021242369-A1 · Aug 5, 2021 · US
Recent patents
Latest publications not already listed above.
Cathode active material precursor, cathode active material formed therefrom, method of preparing the cathode active material, and cathode and lithium battery each including the cathode active material
US-10741840-B2 · Aug 11, 2020 · US
Display device
US-10642315-B2 · May 5, 2020 · US
Positive active material including a shell including a metalcation, manufacturing method thereof, and positive electrode and lithium battery including the positive active material
US-10593935-B2 · Mar 17, 2020 · US
Display device
US-2020073444-A1 · Mar 5, 2020 · US
Display device
US-10534402-B1 · Jan 14, 2020 · US
Composite cathode active material, cathode and lithium battery including the same, and method of preparing the composite cathode active material
US-2019372109-A1 · Dec 5, 2019 · US
Positive active material, manufacturing method thereof, and positive electrode and lithium battery including the material
US-10446834-B2 · Oct 15, 2019 · US
Composite positive active material, method of preparing the same, positive electrode including the composite positive active material, and lithium battery including the positive electrode
US-10290861-B2 · May 14, 2019 · US
Composite cathode active material, cathode and lithium battery including the composite cathode active material, and method of preparing the composite cathode active material
US-10290862-B2 · May 14, 2019 · US
Positive active material, positive electrode, and lithium battery containing the positive active material
US-10236508-B2 · Mar 19, 2019 · US
Cathode active material precursor, cathode active material formed therefrom, method of preparing the cathode active material, and cathode and lithium battery each including the cathode active material
US-2019074513-A1 · Mar 7, 2019 · US
Composite positive active material, positive electrode and lithium battery containing the composite positive active material
US-10050268-B2 · Aug 14, 2018 · US
Composite positive electrode active material positive electrode including the same, and lithium battery including the positive electrode
US-10044030-B2 · Aug 7, 2018 · US
Composite positive electrode active material, method of manufacturing the same, positive electrode including the composite positive electrode active material, and lithium secondary battery including the positive electrode
US-9979019-B2 · May 22, 2018 · US
Composite cathode active material, cathode and lithium battery including the composite cathode active material, and method of preparing the composite cathode active material
US-2017194637-A1 · Jul 6, 2017 · US
Positive active material, positive electrode, and lithium battery containing the positive active material
US-2017194643-A1 · Jul 6, 2017 · US
Composite positive active material, method of preparing the same, positive electrode including the composite positive active material, and lithium battery including the positive electrode
US-2017179470-A1 · Jun 22, 2017 · US
Composite positive active material, positive electrode and lithium battery containing the composite positive active material
US-2017062813-A1 · Mar 2, 2017 · US
Positive active material, manufacturing method thereof, and positive electrode and lithium battery including the positive active material
US-2016336594-A1 · Nov 17, 2016 · US
Positive active material, manufacturing method thereof, and positive electrode and lithium battery including the material
US-2016190555-A1 · Jun 30, 2016 · US
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Samsung Electronics Co Ltd | 26 |
| Samsung Sdi Co Ltd | 19 |
| Lg Electronics Inc | 3 |
| Hewlett Packard Development Co | 3 |
| Samsung Fine Chemicals Co Ltd | 2 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| H01M4/525 | 22 |
| H01M4/505 | 22 |
| Y02E60/10 | 22 |
| H01M10/0525 | 20 |
| H01M2004/028 | 17 |