Daiya Patent Office
ダイヤ特許事務所
Public patent records for Daiya Patent Office, 1978–2023: 674 patent families shared with other firms for 55 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
- 674
- 1978–2023. One family can be counted more than once.
- Activity 2016–2020
- 92
- Distinct families per year, summed over the last five complete years. 2021 onward is still being published.
- Clients (applicants)
- 55
- Applicants named on these families, all recorded years. Not a full client list.
- Firms shown below
- 5
Activity trend (2017–2026)
- Scope
- Daiya Patent Office · Japan
- Filing years
- 2017–2023
- 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 | 11 |
| 2018 | 15 |
| 2019 | 26 |
| 2020 | 17 |
| 2021 · preliminary | 10 |
| 2022 · preliminary | 15 |
| 2023 · preliminary | 7 |
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 |
|---|---|---|
| Use of inorganic or non-macromolecular organic substances as compounding ingredientsIPC/CPC C08K | 35.8% | 11.4× |
| Working-up; general processes of compounding; after-treatment not covered by subclasses C08B, C08C, C08F, C08G or C08HIPC/CPC C08J | 26.5% | 10.6× |
| Materials for miscellaneous applications, not provided for elsewhereIPC/CPC C09K | 18.6% | 10.4× |
| Compositions of macromolecular compoundsIPC/CPC C08L | 40.3% | 9.4× |
| Macromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bondsIPC/CPC C08G | 26.1% | 8.9× |
Yearly counts for 2018–2022, added up: 226 of 255 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.
- Fujimoto Partners Patent Firm弁理士法人藤本パートナーズ671 shared patent families
- OneDay IP Partners Patent Firm弁理士法人ワンディーIPパートナーズ678 shared patent families
- Ohba International Patent Office弁理士法人大場国際特許事務所679 shared patent families
- IKEDA PATENT OFFICE弁理士法人池田国際特許事務所662 shared patent families
- Universal Patent & Trademark Officeユニバーサル特許商標事務所689 shared patent families
Compare Daiya Patent Office side by side with
Explore the workspace profile
Open the app’s partner network, filing-year filters, and filing activity for Daiya Patent Office. 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.