Korean inventions filed in the US rose 46%
KR → US+46%KR → JP+38%KR → EP+24%KR → CN+17%CN → US+12%EP → KR+9%EP → US+8%CN → JP+7%CN → KR+6%CN → EP+6%EP → JP+5%JP → KR+4%JP → US+2%US → KR+2%US → JP+1%US → EP-1%JP → EP-2%JP → CN-3%US → CN-5%EP → CN-9%
152Kpatent families in the busiest corridorCN→US
+46%the fastest-growing corridorKR→US
25%of CN → US work goes to ten firms in the USCN→US
Corridors
Firms sending work from the US
| # | Firm | Share | ||||||
|---|---|---|---|---|---|---|---|---|
| 1 | ▲2 | Morgan Lewis & Bockius | 2,128 | 4.5% | +1.05 | 276 | 76 | |
| 2 | · | Sughrue Mion | 1,995 | 4.2% | +0.34 | 341 | 64 | |
| 3 | ▲3 | Cantor Colburn LLP | 1,628 | 3.4% | +1.11 | 246 | 27 | |
| 4 | ▼3 | Oliff PLC | 1,572 | 3.3% | -1.13 | 257 | 41 | |
| 5 | ▼1 | Harness Dickey | 1,427 | 3.0% | +0.68 | 315 | 60 | |
| 6 | ▲3 | JCIPRNET | 1,275 | 2.7% | +0.96 | 147 | 38 | |
| 7 | ▲11 | Slater Matsil | 1,094 | 2.3% | +1.22 | 114 | 21 | |
| 8 | ▼3 | Fish & Richardson | 1,019 | 2.1% | -0.17 | 287 | 60 | |
| 9 | ▲7 | Lewis Roca Rothgerber Christie LLP | 1,014 | 2.1% | +0.92 | 106 | 12 | |
| 10 | ▲1 | NSIP Law | 827 | 1.7% | +0.07 | 169 | 38 | |
+1,796 ranked firmsFull table | ||||||||
Families each firm handled, 2020–2022. Arrows show the rank change since 2017–2019.
Technology
| Overall | AHuman necessities | BOperations and transport | CChemistry and metallurgy | DTextiles and paper | EFixed constructions | FMechanical engineering | GPhysics | HElectricity | |
|---|---|---|---|---|---|---|---|---|---|
| Morgan Lewis & Bockius | #1 | 10 | 1 | 5 | 1 | 1 | 6 | 1 | |
| Cantor Colburn LLP | #3 | 3 | 2 | 7 | 4 | 3 | 3 | ||
| Oliff PLC | #4 | 2 | 9 | 6 | 9 | ||||
| Fish & Richardson | #8 | 2 | 4 | 1 | 9 | 7 | 2 | 1 | 4 |
| Foley & Lardner | Top 5% | 8 | 8 | 2 | 4 | 2 | |||
| Schwegman Lundberg Woessner | Top 5% | 5 | 2 | ||||||
| Holland & Hart LLP | Top 5% | 2 | |||||||
| Merchant & Gould P.C. | Top 5% | 3 | |||||||
| Bookoff McAndrews | Top 5% | 3 | |||||||
| Seager, Tufte & Wickhem, LLP | Top 5% | 1 | |||||||
| Price Heneveld LLP | Top 5% | 1 | |||||||
| Husch Blackwell LLP | Top 10% | 2 | |||||||
| Calfee Halter Griswold | Top 10% | 3 | 7 | ||||||
| Kimberly-Clark | Top 25% | 2 |
Rank in each IPC section, by patent families 2020–2022. Overall: rank in the whole corridor, shown as a band beyond 10th.
Applicants
| # | Applicant | Families | Offices per family |
|---|---|---|---|
| 1 | QUALCOMM INC | 1,574 | 1.71 |
| 2 | Micron Technology, Inc. | 1,276 | 1.06 |
| 3 | GOOGLE LLC | 908 | 2.36 |
| 4 | APPLE INC | 888 | 1.51 |
| 5 | MICROSOFT TECHNOLOGY LICENSING LLC | 652 | 1.40 |
| 6 | SNAP INC | 376 | 1.56 |
| 7 | HONEYWELL INT INC | 373 | 1.29 |
| 8 | APPLIED MATERIALS INC | 372 | 2.22 |
| 9 | BOEING CO | 360 | 2.16 |
| 10 | INTEL CORP | 313 | 1.50 |
+4,484 ranked applicants | |||
Top 10 by patent families filed abroad, 2020–2022.
Method
| Measure | What it counts | Minimum |
|---|---|---|
| Volume | Families a firm handled in the corridor | 10 families |
| Momentum | Change in market share since the previous period | 10 families |
| Breadth | Firms on the other side it worked with | 10 families, 3 partners |
| Openness | Partners that are new in the last two years | 10 families, 3 partners |
| Reach | Other IP5 offices an applicant files in, per family | 100 families |
SourcesPublished records of the IP5 offices and EUIPO
PeriodsPatents: 2020–2022 vs 2017–2019, by priority year. Trademarks: 2023–2025 vs 2020–2022, by filing year.
Not rankedIndividuals, in-house IP teams, applicant–firm pairs
Ranks come from the data only. Subscriptions, payments and partnerships never change a rank.
Corrections close on December 2, 2026. The corrected edition is 2026.1.No corrections yetReport an error