Company lists · Data refreshed September 2026

Top 11 Intellectual property law companies based in South Korea

As of September 2026, this directory lists 62 intellectual property law companies across South Korea, with 587 contacts and 31 email addresses. Seoul is the single most-represented city among the companies on the list.

Intellectual property law companies advise and represent clients on patents, trademarks, copyrights, trade secrets, licensing, and related disputes. This list covers companies that provide legal services focused on protecting, managing, licensing, or enforcing intellectual property rights. Ranked by team size, largest first. Data current as of September 19, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 19, 2026 86% judged on-target in blind review
62Companies
587Contacts tracked
31Verified emails
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The 11 largest intellectual property law companies based in South Korea

Ranked by team size
Top 11 of 62 intellectual property law companies based in South Korea, ranked by team size, largest first. Data refreshed Sep 19, 2026. RevenueBase Smart Search rates how each company's information relates to intellectual property law companies: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Strong evidenceSeoul, South KoreaHQ checked Sep 19, 2026201-50089 contacts →

Strong evidence

“Lee International was founded in 1961 as one of the first intellectual property law practices in Korea.”

Source: RevenueBase Database · checked Sep 19, 2026
2Partial evidenceSeoul, South KoreaHQ checked Sep 19, 202651-20057 contacts →

Partial evidence

“THEWAVE IP Law Firm is located in Seoul, South Korea and offers specialized services in the fields of Patents, Trademarks, Designs, Copyrights, Infringement Actions, Litigation…”

Source: RevenueBase Database · checked Sep 19, 2026
3Indirect evidenceSeoul, South KoreaHQ checked Sep 19, 2026201-50028 contacts →

Indirect evidence

“YOU ME is one of the largest International IP firms in Korea, serving the needs of corporations, governments, research centers, and individual clients around the world.”

Source: RevenueBase Database · checked Sep 19, 2026
4Strong evidenceSeoul, South KoreaHQ checked Sep 19, 202651-20026 contacts →

Strong evidence

“Markpro is one of the leading global intellectual property services companies.”

Source: RevenueBase Database · checked Sep 19, 2026
5Indirect evidenceSeoul, South KoreaHQ checked Sep 19, 202651-20020 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 19, 2026
6Strong evidenceSeoul, South KoreaHQ checked Sep 19, 20261-1018 contacts →

Strong evidence

“WeCrest provides software tools and services to intellectual property (IP) law firms around the world.”

Source: RevenueBase Database · checked Sep 19, 2026
7Partial evidenceSeoul, South KoreaHQ checked Sep 19, 202611-5016 contacts →

Partial evidence

“PI IP LAW (LEE, PARK & ASSOCIATES) is one of Korea’s fastest-growing law firms.”

Source: RevenueBase Database · checked Sep 19, 2026
8Strong evidenceSeocho-gu, South KoreaHQ checked Sep 19, 202611-508 contacts →

Strong evidence

“BLT was established in 2013 to provide specialized premium intellectual property services exclusively for clients in Korea.”

Source: RevenueBase Database · checked Sep 19, 2026
9Strong evidenceSeoul, South KoreaHQ checked Sep 19, 202611-506 contacts →

Strong evidence

“Based in Seoul, we offer superior service to clients seeking intellectual property protection.”

Source: RevenueBase Database · checked Sep 19, 2026
10Partial evidence서울시 서초구 반포대로 18, South KoreaHQ checked Sep 19, 202611-506 contacts →

Partial evidence

“SEUM IP is a fast-growing patent law firm that collaborates with well-known startups and biotechs in Korea and abroad, as well as listed companies, VCs, and accelerators.”

Source: RevenueBase Database · checked Sep 19, 2026
11Indirect evidence성남시, South KoreaHQ checked Sep 19, 20261-102 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 19, 2026

Showing 11 of 62 intellectual property law companies based in South Korea

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Intellectual property law companies based in South Korea at a glance

As of Sep 19, 2026
5.3%Verified-email coverage
9.5Average contacts per company
11-50Median size (employees)
71.0%Largest-city concentration · Seoul
Sep 19, 2026Page data refreshed

Companies by employee count

1-10
22
11-50
19
51-200
17
201-500
4

Email recency for this list is measured worldwide rather than for South Korea, so it is reported there. Company counts and contact totals on this page are exact for South Korea, over 62 companies.

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among intellectual property law companies, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
What qualifies
Companies headquartered in South Korea whose own description of what they do matches “intellectual property law companies”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search
RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names intellectual property law companies), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude
Companies whose own description does not clearly place them among intellectual property law companies, and records with no verified work email. Companies headquartered outside South Korea are excluded even when they keep an office there.
Match quality
In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
Ranking
Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification
Every listed company carries at least one verified work email, 31 across the full list. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh
This page's figures were pulled from the company graph on September 19, 2026. Lists refresh periodically as the graph is re-checked.
Corrections
Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Frequently asked

How many intellectual property law companies are in the directory?

The directory includes 62 intellectual property law companies as of September 2026.

Where are most intellectual property law companies located?

Seoul is the single most-represented city among the companies on the list, which spans South Korea.

How can I find contacts at intellectual property law companies?

The directory includes 587 contacts and 31 email addresses associated with the listed intellectual property law companies.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase Smart Search, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.