I.F. Partners Patent Firm
Ｉ．Ｆ．パートナーズ特許事務所
Public patent records for I.F. Partners Patent Firm, 1978–2024: 1,806 patent families shared with other firms for 120 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
- 1,806
- 1978–2024. One family can be counted more than once.
- Activity 2016–2020
- 260
- Distinct families per year, summed over the last five complete years. 2021 onward is still being published.
- Clients (applicants)
- 120
- Applicants named on these families, all recorded years. Not a full client list.
- Firms shown below
- 5
Activity trend (2017–2026)
- Scope
- I.F. Partners Patent Firm · Japan
- Filing years
- 2017–2024
- 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 | 26 |
| 2018 | 17 |
| 2019 | 72 |
| 2020 | 105 |
| 2021 · preliminary | 46 |
| 2022 · preliminary | 58 |
| 2023 · preliminary | 21 |
| 2024 · preliminary | 35 |
Technology fields it focuses on
Fields where this firm's share of patent families is well above the average for Japan firms, 2018–2022.
| Field | Share of its families | vs Japan average |
|---|---|---|
| Foods, foodstuffs or non-alcoholic beverages, not otherwise provided for; preparation or treatment thereofIPC/CPC A23L | 15.4% | 11.8× |
| Specific use of cosmetics or similar toiletry preparationsIPC/CPC A61Q | 14.0% | 9.3× |
| Preparations for medical, dental or toiletry purposesIPC/CPC A61K | 36.7% | 3.0× |
| Compositions of macromolecular compoundsIPC/CPC C08L | 12.6% | 2.9× |
| Specific therapeutic activity of chemical compounds or medicinal preparationsIPC/CPC A61P | 19.2% | 1.9× |
Yearly counts for 2018–2022, added up: 286 of 354 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 Japan firms
Yearly counts since 1990, added up. One family can be counted more than once.
- IP Firm SHUWA Patent Attorney Office1,809 shared patent families
- OLIVE International Patent Officeオリーブ国際特許事務所1,800 shared patent families
- Fuji Patent Law Office不二法律特許事務所1,800 shared patent families
- YOSHIDA, YOSHITAKE & ARITA PATENT OFFICE吉田・吉竹・有田特許事務所1,795 shared patent families
- Goto Patent Office弁理士法人後藤特許事務所1,820 shared patent families
Compare I.F. Partners Patent Firm side by side with
Explore the workspace profile
Open the app’s partner network, filing-year filters, and filing activity for I.F. Partners Patent 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.