Doo Kyung Yang

This inventor holds 124 USPTO granted patents and 16 published patent applications and 105 EPO patents, primarily in Lithium-Sulfur Batteries (CPC class H01M10-052). Top assignees: Lg Chem, Ltd, Lg Energy Solution, Ltd., Korea Advanced Institute of Science and Technology. Active years: 2014-2026.

USPTO Granted Patents = 124 (Patent Applications = 16)

% Patents Active = 100.0

EPO Patents = 105 (Patent Applications = 112)

Average Co-Inventor Count = 4.0

ph-index = 3

Forward Citations = 62(Granted Patents)

Forward Citations (Not Self Cited) = 43(Dec 10, 2025)

Inventors with similar research interests:

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Company Filing History:

Lg Energy Solution, Ltd.

patents

4 out of 2,781

Korea Advanced Institute of Science and Technology

patents

4. 4 out of 133

Sogang University Research Foundation

patents

5. 3 out of 1,100

Pohang University of Science and Technology Foundation

where one patent can have more than one assignee

Years Active: 2014-2026

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Areas of Expertise:

Lithium-Sulfur Battery

Binder

Electrode

Electrolyte

Carbon-Sulfur Composite

Positive Electrode

Negative Electrode

Separator

Cathode

Ceria-Carbon-Sulfur Composite

Titania-Carbon Nanotube-Sulfur

Porous Carbon

124 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12603288 - Binder, and electrode and lithium secondary battery comprising same (2026-04-14),

2. 12519101 - Ceria-carbon-sulfur composite, method for preparing same, and positive electrode and lithium-sulfur battery comprising same (2026-01-06),

3. 12424631 - Binder for lithium-sulfur secondary battery and lithium-sulfur secondary battery including same (2025-09-23),

4. 12278375 - Lithium secondary battery electrode comprising LiOH, manufacturing method therefor, and lithium secondary battery comprising electrode (2025-04-14),

5. 12255331 - Lithium-sulfur secondary battery (2025-03-18),

6. 12249716 - Acrylic binder for lithium-sulfur secondary battery cathode and use thereof (2025-03-11),

7. 12191451 - Electrolyte solution for lithium-sulfur battery and lithium-sulfur battery comprising same (2025-01-07),

8. 12113206 - Carbon-sulfur composite, preparation method therefor, and lithium secondary battery comprising same (2024-10-08),

9. 12080888 - Sulfur-carbon composite, method for producing same, and lithium secondary battery including same (2024-09-03),

10. 12074308 - Binder, and electrode and lithium secondary battery comprising same (2024-08-27),

11. 12057584 - Binder for manufacturing positive electrode of lithium secondary battery and method for manufacturing positive electrode by using same (2024-08-06),

12. 12034156 - Sulfur-carbon composite, preparation method therefor, and lithium secondary battery comprising same (2024-07-09),

13. 12021224 - Lithium-sulfur secondary battery (2024-06-25),

14. 11999872 - Separator for lithium-sulfur battery and lithium-sulfur battery including same (2024-06-04),

15. 11978888 - Ceria-carbon-sulfur composite, method for preparing same, and positive electrode and lithium-sulfur battery comprising same (2024-05-07),

Doo Kyung Yang is an incredibly innovative inventor from Daejeon, South Korea, who has made a significant impact on the field of lithium batteries. Over the course of his career, Mr. Yang has amassed an impressive portfolio of 100 patents, which speak to his expertise and dedication to the field of graphene oxide and lithium ion conductive polymers.

One of Mr. Yang's most recent patents is the Separator Having Coating Layer Including Partially Reduced Graphene Oxide and Lithium Ion Conductive Polymer and Lithium Secondary Battery Comprising the Same. This separator is instrumental in solving the problem caused by lithium polysulfide in conventional lithium secondary batteries. Mr. Yang's innovation ensures a lithium secondary battery that is both efficient and long-lasting.

In addition to this, Mr. Yang has also created the Porous Carbon, and Positive Electrode and Lithium Secondary Battery Comprising the Same. This innovation is designed to improve the energy density of the lithium secondary battery by utilizing micropores and mesopores in a porous electrode that has a uniform size distribution and shape as a positive electrode material.

Mr. Yang has worked with several prestigious companies, including LG ENERGY SOLUTION, LTD., and POSTECH ACADEMY-INDUSTRY FOUNDATION, which have allowed him to collaborate with colleagues such as Kwonnam Sohn and Chul Haeng Lee.

Overall, Doo Kyung Yang is a truly impressive inventor who has greatly impacted the world of lithium batteries. His patents and innovations are an inspiration to others in the industry, and we at idiyas.com are excited to see what he will bring to the field in the future.