Patent Space MCP

Patent intelligence MCP server with 38 tools covering 13.6M+ Japanese patents, 607 technology clusters, and 4,300+ resolved entities.

Features

• 13.6M+ Japanese patents with full metadata, CPC codes, and citation data
• 607 technology clusters derived from CPC classification
• 4,300+ company entities with name resolution (Japanese/English/ticker)
• Startability engine — measures firm readiness to enter technology areas
• Patent finance tools — Black-Scholes option valuation, VaR, CAPM beta
• Network analysis — citation topology, knowledge flow, resilience testing
• GDELT integration — media sentiment signals for ~46 major firms
• NVMe-optimized — fast-path queries return in <1s

Quick Start

As Claude Desktop MCP Server

Add to your Claude Desktop config (claude_desktop_config.json):

{
  "mcpServers": {
    "patent-space": {
      "url": "https://patent-space.dev/mcp"
    }
  }
}

As Smithery MCP

Available on Smithery as patent-space-mcp.

Tools (38)

Patent Search & Detail (2)

Tool	Description
patent_search	Search patents by keyword, CPC code, applicant, or date range
patent_detail	Get full patent record including CPC codes, assignees, inventors, and citations

Company Analysis (5)

Tool	Description
firm_patent_portfolio	Patent portfolio analysis — counts, CPC distribution, filing trends, co-applicants
patent_compare	Compare multiple firms by patent volume, CPC mix, and trend
applicant_network	Build co-applicant network for a target applicant
similar_firms	Discover firms with similar patent portfolios via cosine similarity
firm_tech_vector	Get a firm's precomputed technology vector and diversity metadata

Startability — Market Entry Analysis (4)

Tool	Description
startability	Compute startability score for a firm-technology pair
startability_delta	Compute change in startability scores over time
startability_ranking	Rank tech clusters or firms using precomputed startability surface
tech_fit	Compute phi_tech fit components for a firm and technology cluster

Technology Analysis (7)

Tool	Description
tech_landscape	Analyze filing trends and top applicants in a technology area
tech_clusters_list	List 607 technology clusters with optional CPC filtering
tech_trend	Analyze time-series technology trends with growth rates and new entrants
tech_trend_alert	Detect hot and cooling technology trends with market signals
tech_entropy	Technology maturity via Shannon entropy of applicant diversity
tech_volatility	Technology volatility analysis with decay curve and half-life
tech_beta	CAPM-style technology beta: market sensitivity analysis

Network Analysis (4)

Tool	Description
citation_network	Build a patent citation network around a patent or firm's top patents
network_topology	Citation network topology analysis (scale-free, small-world, clustering)
network_resilience	Patent network resilience via percolation theory
knowledge_flow	Cross-CPC knowledge flow analysis via citation patterns

Strategy & M&A (4)

Tool	Description
adversarial_strategy	Game-theoretic analysis of two firms' technology territories
ma_target	Recommend M&A acquisition targets based on patent portfolio analysis
tech_gap	Analyze technology gap and synergy between two firms
sales_prospect	Identify and rank patent licensing sales targets

Invention & FTO Analysis (3)

Tool	Description
invention_intelligence	Analyze technology description for prior art, FTO risk, and whitespace
cross_domain_discovery	Discover cross-domain technology clusters related to a query
cross_border_similarity	Detect similar patent filings across international jurisdictions

Patent Finance & Valuation (4)

Tool	Description
patent_market_fusion	Combine patent portfolio strength with market signals
patent_valuation	Score patent, portfolio, or technology area value with royalty rate reference
patent_option_value	Black-Scholes real option valuation for patents
portfolio_var	Portfolio Value-at-Risk for patent expiration risk

Technology Fusion & Evolution (3)

Tool	Description
tech_fusion_detector	Technology fusion detector via co-citation analysis
portfolio_evolution	Track how a firm's technology portfolio evolved over time
bayesian_scenario	Bayesian patent investment simulation with data-driven priors

Utility (2)

Tool	Description
entity_resolve	Resolve a company name to its canonical form
gdelt_company_events	Fetch GDELT events and cached five-axis features for a firm

Data Sources

Source	Coverage	Size
Google Patents Public Data (BigQuery)	13.6M+ Japanese patents	310GB+
CPC Classification	607 technology clusters	Pre-computed
GDELT Global Knowledge Graph	Media signals for ~46 major firms (2020-2024)	Cached
Entity Registry	TSE Prime/Standard/Growth + S&P500 + Global	4,300+ firms

Architecture

┌─────────────────────────────────────────────┐
│              Claude / MCP Client             │
└─────────────┬───────────────────────────────┘
              │ Streamable HTTP (/mcp)
┌─────────────▼───────────────────────────────┐
│           FastMCP 2.14.5 (Python 3.13)       │
│  ┌──────────────────────────────────────┐   │
│  │  38 Tool Functions + Entity Resolver  │   │
│  └──────────────┬───────────────────────┘   │
│  ┌──────────────▼───────────────────────┐   │
│  │  PatentStore (SQLite, WAL mode)       │   │
│  │  - patents: 13.6M rows               │   │
│  │  - patent_cpc: 44.8M rows            │   │
│  │  - startability_surface: 10.2M rows   │   │
│  │  - firm_tech_vectors: 27.8K rows      │   │
│  │  - tech_clusters: 607 rows            │   │
│  └──────────────────────────────────────┘   │
│              Docker (48GB mem limit)          │
│              NVMe SSD (2TB)                   │
└─────────────────────────────────────────────┘

Performance

Query Type	Response Time	Examples
Pre-computed lookups	3-40ms	entity_resolve, tech_fit, startability
Aggregation queries	1-30s	tech_landscape, patent_compare
Full-text search	100ms-5s	patent_search
Heavy analysis	10-30s	invention_intelligence, network_topology

Self-Hosting

Requirements

• 64GB+ RAM recommended
• 500GB+ NVMe SSD
• Docker + Docker Compose

Setup

git clone https://github.com/Rei02061986/patent-space-mcp.git
cd patent-space-mcp
cp .env.example .env
# Configure PATENT_DB_PATH in .env
docker compose up -d
curl http://localhost:8001/health

License

MIT