Lee & Ko has been recognized as a top-tier firm in Managing IP's “2024 IP Stars” rankings in the categories of Trademark Disputes, Patent Disputes, Copyright & Related Rights, and IP Transactions. Particularly impressive is the firm’s performance in IP Transactions, where it has maintained the highest ranking for four consecutive years since the category was first introduced, further cementing its unparalleled expertise in this specialized field.


In the individual rankings, 12 attorneys and patent attorneys from the firm have been listed as "IP Stars," "Rising Stars," and "Notable Practitioners," showcasing their distinguished achievements in the patent field:


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  •  Patent Star: Un Ho Kim, Jae Hoon Kim, Keum Nang Park, Hwan Sung Park
  •  Trademark Star: Jae Hoon Kim, Vera Eun Woo Lee, Sun Chang
  •  Rising star: Min Soo Kim, Min Wook Kim, Sung Hoon Kim
  •  Notable Practitioner: Seong Tahk Ahn, Kyung Jin Kim, Yikang Kang


Leveraging its extensive network with leading international law firms, Lee & Ko’s IP Group delivers superior legal services tailored to meet the specific needs of clients in patent disputes across the United States, Europe, Japan, and other countries, and helps clients navigate the complex legal landscape by offering practical and effective solutions drawn from its deep technical and scientific expertise, along with its comprehensive knowledge of the laws and rules governing patent litigation. The Group’s practice encompasses all aspects of intellectual property, consistently achieving optimal outcomes in patent disputes and consultations across various industries, including pharmaceuticals, electrical and electronics, and secondary batteries. Some notable successes include its representation of OCI Holdings in a patent invalidation action, which led to a significant Supreme Court ruling on parameter inventions, successfully concluding a 7-year patent battle with a victory. It also provides robust support to Korean companies in U.S. patent infringement lawsuits, assisting clients at every stage of transactions and legal proceedings.


Managing Intellectual Property (Managing IP) is a leading publication in the field of intellectual property. It annually ranks leading IP law firms by country and practice area based on surveys and interviews with IP professionals worldwide.