Hibiki International Patent Office
響国際特許事務所
Hibiki International Patent Office is a Japan-based patent law firm with 46 years of recorded international activity (1978–2023). 1,024 total international patent cases are on record, spanning 4 foreign jurisdictions and 20 distinct corporate applicants. Sign in to open the complete partner network, year-by-year activity, decision-maker analysis, and named client relationships.
- International cases
- 1,024
- Last 5 years
- 15
- Applicants
- 20
- Flow type
- Incoming-heavy
Sent plus received relationship cases on this firm’s public profile. Can differ from the directory index. As of 2023.
Activity trend (last 10 years)
- Scope
- Hibiki International Patent Office · Japan
- Window
- 2017–2023
- As of
- Recorded activity through 2023
- Unit
- International exchange cases
View annual counts
| Year | International cases |
|---|---|
| 2017 | 2 |
| 2018 | 1 |
| 2019 | 6 |
| 2020 | 10 |
| 2021 | 8 |
| 2022 | 7 |
| 2023 | 8 |
Top international partners
Sends cases to
Receives cases from
Similar Japan firms
Global firm case index used for directory ranking. Not the same as a profile’s international exchange total.
Locked in the full profile
This public page is a preview. Sign in to open the complete partner network, year-by-year activity, and decision-maker analysis for Hibiki International Patent Office.
Decision-maker split
Firm-chosen vs applicant-chosen foreign counsel, when tagged.
Full partner list
Every observed counterpart, not only the public top five.
Named clients
Applicant relationships behind the exchange counts.