Takahashi-Hayashi & Partners
特許業務法人高橋・林アンドパートナーズ
Public patent records for Takahashi-Hayashi & Partners, 1978–2025: 1,588 patent families shared with other firms for 134 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
- 1,588
- 1978–2025. One family can be counted more than once.
- Activity 2016–2020
- 289
- Distinct families per year, summed over the last five complete years. 2021 onward is still being published.
- Clients (applicants)
- 134
- Applicants named on these families, all recorded years. Not a full client list.
- Firms shown below
- 4
Activity trend (2017–2026)
- Scope
- Takahashi-Hayashi & 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 | 38 |
| 2018 | 28 |
| 2019 | 84 |
| 2020 | 88 |
| 2021 · preliminary | 75 |
| 2022 · preliminary | 162 |
| 2023 · preliminary | 48 |
| 2024 · preliminary | 53 |
| 2025 · preliminary | 2 |
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 |
|---|---|---|
| Inorganic light-emitting semiconductor devices having potential barriersIPC/CPC H10H | 16.6% | 29.9× |
| Displaying; advertising; signs; labels or name-plates; sealsIPC/CPC G09F | 11.7% | 10.4× |
| Optical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein; non-linear optics; frequency-changing of light; optical logic elements; optical analogue/digital convertersIPC/CPC G02F | 11.0% | 8.6× |
| Generic packages, interconnections, connectors or other constructional details of devices covered by class H10IPC/CPC H10W | 12.7% | 6.8× |
| Semiconductor devices not covered by class H10IPC/CPC H01L | 21.5% | 3.3× |
Yearly counts for 2018–2022, added up: 409 of 611 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.
- 高倉特許事務所1,582 shared patent families
- WNW Patent Office1,573 shared patent families
- Isshiki International Patent Firm一色国際特許業務法人1,604 shared patent families
- 山口知的財産事務所1,605 shared patent families
- M&S Partners1,568 shared patent families
Compare Takahashi-Hayashi & Partners side by side with
Explore the workspace profile
Open the app’s partner network, filing-year filters, and filing activity for Takahashi-Hayashi & 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.