Muhahn Patent & Law Firm
특허법인 무한
Public patent records for Muhahn Patent & Law Firm, 1920–2026: 4,184 patent families shared with other firms for 774 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
- 4,184
- 1920–2026. One family can be counted more than once.
- Activity 2016–2020
- 1,587
- Distinct families per year, summed over the last five complete years. 2021 onward is still being published.
- Clients (applicants)
- 774
- Applicants named on these families, all recorded years. Not a full client list.
- Firms shown below
- 5
Activity trend (2017–2026)
- Scope
- Muhahn Patent & Law Firm · 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 | 148 |
| 2018 | 232 |
| 2019 | 503 |
| 2020 | 589 |
| 2021 · preliminary | 494 |
| 2022 · preliminary | 624 |
| 2023 · preliminary | 301 |
| 2024 · preliminary | 98 |
| 2025 · preliminary | 4 |
| 2026 · partial year | 15 |
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 |
|---|---|---|
| Diagnosis; surgery; identificationIPC/CPC A61B | 6.8% | 2.0× |
| Image or video recognition or understandingIPC/CPC G06V | 3.8% | 1.8× |
| Filters implantable into blood vessels; prostheses; devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents; orthopaedic, nursing or contraceptive devices; fomentation; treatment or protection of eyes or ears; bandages, dressings or absorbent pads; first-aid kitsIPC/CPC A61F | 2.0% | 1.7× |
| Electric digital data processingIPC/CPC G06F | 11.3% | 1.6× |
| Image data processing or generation, in generalIPC/CPC G06T | 5.1% | 1.5× |
Yearly counts for 2018–2022, added up: 2,680 of 4,222 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.
- KBK & Associates4,260 shared patent families
- Myungshin & Partners3,990 shared patent families
- AJU KIM CHANG LEE특허법인 아주3,685 shared patent families
- Y.S.CHANG & ASSOCIATES3,682 shared patent families
- HANYANG PATENT FIRM4,700 shared patent families
Compare Muhahn Patent & Law Firm side by side with
Explore the workspace profile
Open the app’s partner network, filing-year filters, and filing activity for Muhahn Patent & Law Firm. 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.