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For the Inventor, By the Inventor

Seoul, South Korea

Dong-A Pharmaceutical Co., Ltd

Calculating rank
USPTO Granted Patents = 11

% Expired Patents = 27.3



Trademarks = 18

Forward Citations = 40

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79 inventors (with patents filed for the assignee):

goldMedal Moohi Yoo (5 out of 10 patents)

silverMedal Woo Young Kwak (3 out of 8 patents)

bronzeMedal Heung Jae Kim (3 out of 7 patents)

4.  Jong Pil Min (3 out of 4 patents)

5.  Tae Hyun Yoon (3 out of 4 patents)

6.  Soon Hoe Kim (3 out of 7 patents)

7.  Mi Won Son (2 out of 6 patents)

8.  Soo Hyung Kang (2 out of 2 patents)

9.  Joong In Lim (2 out of 3 patents)

10.  Jae Sung Yang (2 out of 4 patents)

11.  Byong Jin Kim (1 out of 73 patents)

12.  Kyung-Seok Lee (1 out of 3 patents)

13.  Tae Dong Han (1 out of 13 patents)

14.  Chang-Yong Shin (1 out of 2 patents)

15.  Soo-Jung Choi (1 out of 2 patents)


11 patents:

1. 10278928 - Film-forming pharmaceutical composition for wound healing and method for preparing the same (2019-05-07),
2. 9249109 - Method for preparing dipeptidyl peptidase-IV inhibitor and intermediate (2016-02-02),
3. 8598347 - Method for manufacturing dipeptidyl peptidase-IV inhibitor and intermediate (2013-12-03),
4. 8440669 - Pharmaceutical composition for prevention and treatment of diabetes or obesity comprising a compound that inhibits activity of dipeptidyl peptidase-IV, and other antidiabetic or antiobesity agents as active ingredients (2013-05-14),
5. 8282990 - Method for preparing a biodegradable polymer microsphere containing a glucose-regulating peptide (2012-10-09),
6. 8242159 - 1,3-dihydro-5-isobenzofurancarbonitrile derivatives and pharmaceutical composition thereof for the treatment of premature ejaculation (2012-08-14),
7. 8030274 - Method for treating asthma and chronic obstructive pulmonary disease (COPD) comprising administering FGF2 (2011-10-04),
8. 7342027 - 1-phenylpiperidin-3-one derivatives and processes for the preparation thereof (2008-03-11),
9. 6346533 - Intraconazole exhibiting an improved solubility, a method of preparing the same and a pharmaceutical composition for oral administration comprising the same (2002-02-12),
10. 6025387 - Gastroprotective flavone/flavanone compounds with therapeutic effect on (2000-02-15),
11. 5374746 - L-talopyranoside derivatives and process for the preparation of same (1994-12-20),
Company Overview
Dong-A Pharmaceutical Co., Ltd is a prominent South Korean company specializing in the development and manufacturing of a wide range of pharmaceutical products. The organization focuses on innovative drug development, particularly in the fields of prescription medications, over-the-counter products, and biopharmaceuticals. With a commitment to enhancing healthcare, Dong-A engages in extensive research activities aimed at addressing various medical needs, contributing to both domestic and international markets.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Nov 3 2026

11 Patents

#372 in Seoul

#1,011 in South Korea

#51,812 in the World

Seoul, KR
Seoul, South Korea

Dong-A Pharmaceutical Co., Ltd

Forward Citations = 40

79 inventors:

goldMedal Moohi Yoo (5 out of 10 patents)

silverMedal Woo Young Kwak (3 out of 8 patents)

bronzeMedal Heung Jae Kim (3 out of 7 patents)

4.  Jong Pil Min (3 out of 4 patents)

5.  Tae Hyun Yoon (3 out of 4 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Dong-A Pharmaceutical Co., Ltd. Retrieved from https://idiyas.com/company/dong-a-pharmaceutical-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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