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Cheongju, South Korea

Ecopro Bm Co., Ltd.

USPTO Granted Patents = 58

EPO Patents = 22

Trademarks = 9

Forward Citations = 39

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52 inventors (with patents filed for the assignee):

Moon Ho Choi (50 out of 59 patents)

Hyun Jong Yu (26 out of 28 patents)

Jin Kyeong Yun (18 out of 19 patents)

4. Suk Yong Jeon (17 out of 17 patents)

5. Seung Woo Choi (16 out of 17 patents)

6. Jun Won Suh (16 out of 16 patents)

7. Jung Han Lee (16 out of 17 patents)

8. Jong Seung Shin (14 out of 14 patents)

9. Joong Ho Bae (12 out of 13 patents)

10. Young Nam Park (11 out of 11 patents)

11. Kyoung Jun Lee (10 out of 12 patents)

12. Dong Hee Kim (10 out of 10 patents)

13. Gyeong Jae Heo (9 out of 11 patents)

14. Seung Hyun Choi (9 out of 11 patents)

15. Gwang Seok Choe (8 out of 9 patents)

Core Competencies:

Lithium Secondary Battery

Positive Electrode Material

Lithium Composite Oxide

Cathode Active Material

Lithium Complex Oxide

Manufacturing Method

Electrode Additive

Integrated Processing Device

Cobalt-Coated Precursor

Method of Preparation

58 patents: Sort by Forward Citations

1. 12525607 - Positive electrode active material and lithium secondary battery using the same (2026-01-13),

2. 12508619 - Cathode material integrated processing device (2025-12-30),

3. 12506147 - Positive electrode active material and lithium secondary battery comprising the same (2025-12-23),

4. 12500236 - Positive electrode active material and lithium secondary battery including the same (2025-12-16),

5. 12482810 - Positive electrode active material for lithium secondary battery, method for preparing same, and lithium secondary battery including same (2025-11-25),

6. 12465934 - Cathode material integrated processing device (2025-11-11),

7. 12456729 - Positive electrode active material and lithium secondary battery comprising the same (2025-10-28),

8. 12451484 - Positive electrode active material for lithium secondary battery, method for preparing the same, and lithium secondary battery including the same (2025-10-21),

9. 12444742 - Positive electrode active material and lithium secondary battery including the same (2025-10-14),

10. 12438155 - Positive electrode additive for lithium secondary battery and positive electrode material comprising the same (2025-10-07),

11. 12427536 - Cathode material integrated processing device (2025-09-30),

12. 12381219 - Positive electrode active material and lithium secondary battery comprising the same (2025-08-05),

13. 12341193 - Lithium complex oxide (2025-06-24),

14. 12199281 - Positive electrode active material and lithium secondary battery including the same (2025-01-14),

15. 12191481 - Lithium composite oxide and lithium secondary battery comprising the same (2025-01-07),

Company Overview

Ecopro Bm Co., Ltd. is a leading company based in Cheongju, South Korea, specializing in lithium-ion battery technology. The organization focuses on the development and manufacturing of advanced materials for lithium secondary batteries, including positive electrode materials and lithium composite oxides. With expertise in cathode active materials and integrated processing devices, Ecopro Bm is committed to innovation in energy storage solutions, contributing significantly to the evolving landscape of sustainable energy technologies.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

58 Patents

#3 in Cheongju

#288 in South Korea

#12,395 in the World

Cheongju, South Korea

Ecopro Bm Co., Ltd.

Forward Citations = 39

52 inventors:

Moon Ho Choi (50 out of 59 patents)

Hyun Jong Yu (26 out of 28 patents)

Jin Kyeong Yun (18 out of 19 patents)

4. Suk Yong Jeon (17 out of 17 patents)

5. Seung Woo Choi (16 out of 17 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Ecopro Bm Co., Ltd.. Retrieved from https://idiyas.com/company/ecopro-bm-company

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

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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