Heiwa International Patent Office
弁理士法人平和国際特許事務所
Heiwa International Patent Office is a Japan-based patent law firm with 36 years of recorded international activity (1990–2025). 563 total international patent cases are on record, spanning 4 foreign jurisdictions and 240 distinct corporate applicants. This public snapshot is drawn from FlowIP's IP5 patent exchange dataset; full partner lists, time series, and decision-maker analysis are available to signed-in users.
- Total cases
- 563
- Last 5 years
- 108
- Applicants
- 240
- Flow type
- Incoming-heavy
Applicant count reflects distinct corporate clients represented in outgoing filings.
Activity trend (last 10 years)
Top international partners
Sends cases to
Receives cases from
- Sughrue MionUS59 cases
- Isler & Pedrazzini AGEP41 cases
- McDonnell Boehnen Hulbert BerghoffUS30 cases
- Oblon McClellandUS17 cases
- SIWON International Patent & Law OfficeKR15 cases
Similar Japan firms
See the full picture
This public profile shows the top 5 partners, summary trend, and aggregate applicant count. Sign in to see the complete partner list, year-by-year breakdown, decision-maker analysis (firm vs client-driven), and named top applicants for Heiwa International Patent Office.