Asia-Pacific
Japan Trademark API – Unified Access
Signa simplifies JPO trademark access with English language support, normalized data format, and Japanese character handling.
Complex integration, limited features
Japan Patent Office (JPO) provides trademark data, but direct integration is complex: language barriers (Japanese characters), unique data formats, limited English documentation, and challenging API access.
Search Japan trademarks in milliseconds
Signa simplifies JPO trademark access with English language support, normalized data format, and Japanese character handling. Search Japanese trademarks with the same ease as any other country.
One API call, complete coverage
Enhanced JPO data with global coverage
AI-powered matching
Fuzzy, phonetic, and visual similarity detection built-in
Real-time data
Database updated daily from official trademark offices
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Everything you need for Japanese trademarks
Complete coverage, intelligent matching, and real-time updates—all through Signa's unified API.
Complete Coverage
Access all Japan trademark sources through one unified API. Enhanced JPO data with complete historical records and real-time updates.
Standardized Data
Clean JSON responses with consistent field names across all Japanese sources. No more wrestling with different formats—normalized data ready to use.
Real-Time Data Updates
Always fresh, always synchronized. Our database syncs daily with JPO to ensure you never miss new filings or status changes.
Blazing performance
Average response time under 300ms. Search millions of trademarks instantly across all Japanese sources, even with fuzzy and phonetic matching enabled.
Trademark records synced daily from official registers.
Typical response time across search endpoints.
Uptime target across all our services.
Built for IP professionals and businesses
From law firms to M&A teams. One search API, many workflows built on it.
Coverage & Data
Platform & Integration
Need more help? Check our documentation
Ready to access Japan trademark data?
Start building with Signa's unified API. Get complete Japan coverage with one simple integration.
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