Sehan International Patent Law Office
세한국제특허법률사무소
Public patent records for Sehan International Patent Law Office, 1978–2026: 2,025 patent families shared with other firms for 116 clients (applicants). Sign in to explore the app’s partner network, selected filing periods, filing activity, and client relationships.
- Patent families shared with other firms
- 2,025
- 1978–2026. One family can be counted more than once.
- Activity 2016–2020
- 740
- Distinct families per year, summed over the last five complete years. 2021 onward is still being published.
- Clients (applicants)
- 116
- Applicants named on these families, all recorded years. Not a full client list.
- Firms shown below
- 4
Activity trend (2017–2026)
- Scope
- Sehan International Patent Law Office · South Korea
- Filing years
- 2017–2026
- Unit
- Distinct families per year
2021–2026 are preliminary. Patent filings publish about 18 months after filing, and foreign filings can enter later, so these counts are still filling in.
Each family counts once within a year. A family may recur in multiple years.
View annual counts
| Year | Distinct families per year |
|---|---|
| 2017 | 109 |
| 2018 | 152 |
| 2019 | 181 |
| 2020 | 202 |
| 2021 · preliminary | 166 |
| 2022 · preliminary | 132 |
| 2023 · preliminary | 119 |
| 2024 · preliminary | 18 |
| 2026 · partial year | 6 |
Technology fields it focuses on
Fields where this firm's share of patent families is well above the average for South Korea firms, 2018–2022.
| Field | Share of its families | vs South Korea average |
|---|---|---|
| Electric heating; electric light sources not otherwise provided for; circuit arrangements for electric light sources, in generalIPC/CPC H05B | 19.4% | 9.7× |
| Devices for introducing media into, or onto, the body; devices for transducing body media or for taking media from the body; devices for producing or ending sleep or stuporIPC/CPC A61M | 11.8% | 6.4× |
Yearly counts for 2018–2022, added up: 932 of 1,111 families carry an IPC or CPC classification. Shares are of those classified families, and one family can fall in several fields.
Frequently associated firms
Firms that most often appear on the same patent families. One family can be counted more than once, so these are not unique totals.
Similar South Korea firms
Yearly counts since 1990, added up. One family can be counted more than once.
- Moon & Moon International Patent Law Office문앤문국제특허법률사무소1,979 shared patent families
- Sejong Law Firm법무법인 세종1,969 shared patent families
- Dana Patent & Law Firm특허법인 다나1,960 shared patent families
- Choi & Kim Patent Law Office최김특허법률사무소1,854 shared patent families
- 샤인특허법률사무소1,845 shared patent families
Compare Sehan International Patent Law Office side by side with
Explore the workspace profile
Open the app’s partner network, filing-year filters, and filing activity for Sehan International Patent Law Office. App counts follow the filing years and corridors you choose, so they can differ from this public profile.
Filing activity
Recorded patent families across the filing years you choose.
Full partner list
Every observed counterpart for the filing period you choose.
Named clients
Applicant relationships behind the exchange counts.