SUGIMURA & Partners
Public patent records for SUGIMURA & Partners, 1978–2025: 8,796 patent families shared with other firms for 871 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
- 8,796
- 1978–2025. One family can be counted more than once.
- Activity 2016–2020
- 1,820
- Distinct families per year, summed over the last five complete years. 2021 onward is still being published.
- Clients (applicants)
- 871
- Applicants named on these families, all recorded years. Not a full client list.
- Firms shown below
- 6
Activity trend (2017–2026)
- Scope
- SUGIMURA & Partners · Japan
- Filing years
- 2017–2025
- 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 | 216 |
| 2018 | 225 |
| 2019 | 502 |
| 2020 | 524 |
| 2021 · preliminary | 426 |
| 2022 · preliminary | 559 |
| 2023 · preliminary | 302 |
| 2024 · preliminary | 62 |
| 2025 · preliminary | 4 |
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 |
|---|---|---|
| Magnets; inductances; transformers; selection of materials for their magnetic propertiesIPC/CPC H01F | 3.3% | 3.5× |
| Coating metallic material; coating material with metallic material; surface treatment of metallic material by diffusion into the surface, by chemical conversion or substitution; coating by vacuum evaporation, by sputtering, by ion implantation or by chemical vapour deposition, in generalIPC/CPC C23C | 4.6% | 2.3× |
| Compositions of macromolecular compoundsIPC/CPC C08L | 8.9% | 2.1× |
| Use of inorganic or non-macromolecular organic substances as compounding ingredientsIPC/CPC C08K | 6.0% | 1.9× |
| Photomechanical production of textured or patterned surfaces, e.g. for printing, for processing of semiconductor devices; materials therefor; originals therefor; apparatus specially adapted thereforIPC/CPC G03F | 2.3% | 1.9× |
Yearly counts for 2018–2022, added up: 3,074 of 4,148 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.
- Miyoshi Patent8,664 shared patent families
- Kyowa Patent Law9,083 shared patent families
- KAWAGUTI & PARTNERS8,394 shared patent families
- ASAMURA PATENT OFFICE弁理士法人浅村特許事務所9,577 shared patent families
- HIRAKI & ASSOCIATES弁理士法人平木国際特許事務所9,636 shared patent families
Compare SUGIMURA & Partners side by side with
Explore the workspace profile
Open the app’s partner network, filing-year filters, and filing activity for SUGIMURA & Partners. 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.