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For the Inventor, By the Inventor

Anyang, South Korea

Sungjin Ahn

This inventor holds 11 USPTO granted patents and 3 published patent applications and 1 EPO patent. Top assignees: Samsung Electronics Co., Ltd., Samsung Sdi Co., Inc.. Active years: 2018-2024.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Sungjin Ahn. Retrieved from https://idiyas.com/inventor/sungjin-ahn

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

USPTO Granted Patents = 11 

% Patents Active = 100.0

 

Average Co-Inventor Count = 6.7

ph-index = 2

Forward Citations = 7(Granted Patents)


Location History:

  • Anyang-si, KR (2018 - 2020)
  • Hwaseong-si, KR (2023)

Company Filing History:

goldMedal11 out of 132,108 
 
Samsung Electronics Co., Ltd.
 patents
silverMedal8 out of 7,663 
 
Samsung Sdi Co., Inc.
 patents
where one patent can have more than one assignee

Years Active: 2018-2024

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11 patents (USPTO):Explore Patents
1. 12125942 - Semiconductor light emitting devices (2024-10-22),
2. 11784285 - Three dimensionally structured semiconductor light emitting diode and display apparatus (2023-10-10),
3. 10741840 - 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 (2020-08-11),
4. 10593935 - Positive active material including a shell including a metalcation, manufacturing method thereof, and positive electrode and lithium battery including the positive active material (2020-03-17),
5. 10446834 - Positive active material, manufacturing method thereof, and positive electrode and lithium battery including the material (2019-10-15),
6. 10290862 - Composite cathode active material, cathode and lithium battery including the composite cathode active material, and method of preparing the composite cathode active material (2019-05-14),
7. 10290861 - Composite positive active material, method of preparing the same, positive electrode including the composite positive active material, and lithium battery including the positive electrode (2019-05-14),
8. 10236508 - Positive active material, positive electrode, and lithium battery containing the positive active material (2019-03-19),
9. 10050268 - Composite positive active material, positive electrode and lithium battery containing the composite positive active material (2018-08-14),
10. 10044030 - Composite positive electrode active material positive electrode including the same, and lithium battery including the positive electrode (2018-08-07),
11. 9979019 - 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 (2018-05-22),

Title: The Innovations of Sungjin Ahn

Introduction

Sungjin Ahn is a prominent inventor based in Anyang-si, South Korea. He has made significant contributions to the field of semiconductor technology, holding a total of 11 patents. His work focuses on developing advanced light-emitting devices that have applications in various electronic systems.

Latest Patents

One of his latest patents is for a semiconductor light-emitting device. This device features a light-emitting structure stack that includes a first conductive semiconductor layer, a second conductive semiconductor layer, and an active layer positioned between them. It also incorporates a field control structure that enhances the device's performance. Another notable patent is for a three-dimensionally structured semiconductor light-emitting diode and display apparatus. This innovative design includes a first conductivity-type semiconductor rod with an active layer and a second conductivity-type semiconductor layer, providing improved functionality and efficiency.

Career Highlights

Sungjin Ahn has worked with leading companies in the technology sector, including Samsung Electronics Co., Ltd. and Samsung SDI Co., Inc. His experience in these organizations has allowed him to refine his skills and contribute to groundbreaking advancements in semiconductor technology.

Collaborations

Throughout his career, Ahn has collaborated with talented individuals such as Jinhwan Park and Andrei Kapylou. These partnerships have fostered innovation and have been instrumental in the development of his patented technologies.

Conclusion

Sungjin Ahn's contributions to semiconductor technology through his patents and collaborations highlight his role as a key innovator in the field. His work continues to influence the development of advanced electronic devices.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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