Dong Hun Lee

This inventor holds 52 USPTO granted patents and 24 published patent applications and 32 EPO patents, primarily in Lithium Secondary Batteries. Top assignees: Lg Energy Solution, Ltd., Electronics and Telecommunications Research Institute, Lg Chem, Ltd. Active years: 2006-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Dong Hun Lee. Retrieved from https://idiyas.com/inventor/dong-hun-lee-fy5abpl7

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

Calculating rank

USPTO Granted Patents = 52 (Patent Applications = 24)

% Patents Active = 78.8

EPO Patents = 32 (Patent Applications = 46)

Average Co-Inventor Count = 5.0

ph-index = 3

Forward Citations = 26(Granted Patents)

Forward Citations (Not Self Cited) = 25(Dec 10, 2025)

Location History:

Daejeon-Shi, KR (2006)
Sejong-si, KR (2017)
Daejeon, KR (2013 - 2024)

Company Filing History:

22 out of 3,428

Lg Energy Solution, Ltd.

patents

12 out of 11,790

Electronics and Telecommunications Research Institute

Shanjin Optoelectronics (Suzhou) Co., Ltd.

Silicon Works Co., Ltd.

patents

7. 1 out of 198

Korea Aerospace Research Institute

University of California

patents

where one patent can have more than one assignee

Years Active: 2006-2026

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Areas of Expertise:

Positive Electrode Material

Lithium Secondary Battery

Active Material

Manufacturing Method

High-Nickel Electrode

Sulfide-Based Batteries

Optical Laminate

Negative Electrode

Transition Metal Precursor

Display Driving Apparatus

Wireless Communication

Slew Rate Controller

52 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12719048 - Method of preparing lithium secondary battery and lithium secondary battery prepared thereby (2026-08-25),

2. 12308415 - Positive electrode active material for secondary battery, method of preparing the same, and lithium secondary battery including the same (2025-05-20),

3. 12278362 - Positive electrode material, producing method thereof, positive electrode and lithium secondary battery comprising the same (2025-04-14),

4. 12255327 - Positive electrode active material, method of preparing the positive electrode active material, and positive electrode and lithium secondary battery which include the positive electrode active material (2025-03-18),

5. 12191484 - Positive electrode material for lithium secondary battery, and positive electrode and lithium secondary battery including same (2025-01-07),

6. 12176535 - Positive electrode active material for secondary battery, method of preparing the same, and lithium secondary battery including the positive electrode active material (2024-12-24),

7. 12126020 - Positive electrode and lithium secondary battery including the same (2024-10-22),

8. 12119476 - Secondary battery electrode including mixture layer of double layer structure containing active materials of different particle diameters, and method for manufacturing the same (2024-10-15),

9. 12080877 - Positive electrode material for lithium secondary battery, and positive electrode for lithium secondary battery and lithium secondary battery including the same (2024-09-03),

10. 12040473 - Positive electrode for secondary battery, method for manufacturing same, and lithium secondary battery including same (2024-07-16),

11. 11996554 - High-nickel positive electrode active material, producing method thereof, positive electrode and lithium secondary battery comprising the same (2024-05-28),

12. 11993846 - Method of preparing positive electrode active material for secondary battery (2024-05-28),

13. 11961443 - Display driving apparatus (2024-04-16),

14. 11870070 - Positive electrode active material for secondary battery, method of preparing the same, and lithium secondary battery including the positive electrode active material (2024-01-09),

15. 11799081 - Positive electrode material for lithium secondary battery, positive electrode including same, and lithium secondary battery (2023-10-24),

Title: **The Innovative Contributions of Dong Hun Lee in Battery Technology**

Introduction

Dong Hun Lee, a prominent inventor based in Daejeon, South Korea, has made significant strides in the field of battery technology. With a remarkable portfolio of 48 patents, Lee focuses primarily on enhancing the performance and efficiency of lithium secondary batteries. His innovative solutions address current challenges in energy storage, making him a noteworthy figure in the industry.

Latest Patents

Among Dong Hun Lee's most recent patents are advancements related to positive electrode materials for lithium secondary batteries. One notable patent introduces a positive electrode material characterized by a bimodal particle size distribution. This material includes large-diameter particles composed of lithium composite transition metal oxide with a nickel content of 80 atm % or more, alongside small-diameter particles that include nickel, cobalt, and aluminum with specific atomic ratios. Another patent focuses on a positive electrode active material that includes a lithium composite transition metal oxide and features a glassy coating layer for enhanced stability. These innovations highlight Lee's commitment to improving battery performance and safety.

Career Highlights

Dong Hun Lee has held pivotal roles in distinguished organizations such as LG Energy Solution, Ltd. and the Electronics and Telecommunications Research Institute. His work in these companies has contributed significantly to advancements in energy technologies, leading to his extensive patent portfolio. Lee's expertise in battery materials and systems positions him as a leader in the ongoing development of next-generation energy storage solutions.

Collaborations

Throughout his career, Lee has collaborated with several talented professionals in the field, including Wang Mo Jung and Sung Bin Park. These partnerships have facilitated the shared development of innovative solutions, promoting a collaborative approach to technological advancements in battery materials and systems.

Conclusion

Dong Hun Lee's contributions to the field of battery technology are both extensive and impactful. With his 48 patents and a focus on innovative solutions for lithium secondary batteries, Lee continues to play a crucial role in the evolution of energy storage technologies. His work represents a vital step towards more efficient and sustainable energy solutions, positioning him as a formidable innovator in the industry.

Profile summary based on public USPTO records.