Market Context — Why This Technology, Why Now

Global enterprises face unprecedented cybersecurity challenges, with data breaches and sophisticated attacks leading to substantial financial and reputational damage. Regulatory bodies worldwide are imposing stricter data protection and privacy mandates, increasing the pressure on organizations to implement robust security measures. This technology addresses the foundational need for true randomness, a critical component for strong encryption, secure authentication, and resilient AI/quantum systems, positioning it as a vital enabler for future secure digital infrastructures.

Key Competitive Advantages
01

Achieves superior random number quality and reliability: Generates truly unpredictable random numbers based on superconducting phenomena, surpassing existing methods for enhanced security.

02

Ensures stable operation through optimal operating point adjustment: Utilizes a unique operating point control with common clock and constant current to consistently maximize and stabilize the superconducting physical random number generator's performance.

03

Secures market advantage with high uniqueness: Demonstrates significant technical superiority with only three prior art documents, enabling early market share capture and competitive advantage.

Market Opportunity
🔐 Cybersecurity
$200B globally (AI est.)
True randomness is essential for data encryption, authentication, key generation, and all security protocols, driving continuous demand expansion.
Global cybersecurity solution providers Financial technology firms Cloud service providers Government and defense contractors
🤖 AI/Machine Learning
$350M in Japan (AI est.)
High-quality random numbers are required for simulations, model training, and noise injection to improve AI robustness and ensure fairness.
AI platform developers Autonomous system manufacturers Data analytics companies Research institutions
⚛️ Quantum Computing
Emerging market
Quantum random number generation is a foundational technology for quantum computing, and superconducting technology has high compatibility with quantum devices, promising future applications.
Quantum hardware manufacturers Quantum software developers Advanced computing research labs Semiconductor companies
💡 IoT Devices
$100B globally (AI est.)
There is a need for small, low-power, high-reliability random number generation to enhance security for edge devices, secure boot processes, and firmware authentication.
IoT device manufacturers Edge computing solution providers Industrial control system vendors Smart home technology developers
IP Defensibility — Why Competitors Can't Replicate This
What This Patent Covers

This patent protects a unique operating point adjustment mechanism for superconducting physical random number generation devices, supported by a robust claim set. Its strong patentability, evidenced by minimal prior art, provides a significant technical advantage and deters imitation.

Competitive White Space

Adjacent white space includes the development of higher-level cryptographic protocols and algorithms that leverage true randomness, as well as integration with non-superconducting systems or specific application-layer security solutions.

Economic Impact
~$1.65M/year estimated security loss risk reduction per facility (est.)
estimated ROI · USD · AI analysis
ROI Calculation Logic

For large-scale system operators, the average annual loss risk from data breaches and cyberattacks is estimated to be hundreds of millions of dollars. By implementing this technology, which could reduce security vulnerabilities caused by random number quality by 90%, an estimated $1.65M (AI est.) reduction in annual loss risk is projected from an assumed $1.85M (AI est.) annual loss risk. This is calculated based on a decrease in the frequency and severity of security incidents.

Speed to Market
4× faster than in-house development
This technology establishes a core operating point adjustment mechanism for superconducting physical random number generation, with detailed circuit configurations and control principles described in the patent specification. Based on research outcomes from a national university corporation, its technical feasibility is thoroughly validated. Licensing this patent could significantly reduce the approximately four years typically required for in-house basic research and development, enabling a transition to product development and market launch phases in about one year.
Competitive Positioning

X: Random Number Generation Reliability
Y: Security Enhancement Effect

Business Models & Applications
📦 Secure Module Provision
Develop and provide high-security random number generation modules incorporating this technology to financial institutions, data centers, and the defense industry.
🤝 Technology Licensing
Grant licenses for this patented technology to security solution providers and semiconductor manufacturers, generating royalty income. This model is expected to achieve rapid market penetration.
🔬 Joint Research & Development
Create new value through joint development with universities and other companies, focusing on application research in specific industrial sectors or integration with quantum computing.
Adjacent Application Opportunities
💰 Finance & Blockchain
Next-Gen Secure Transactions
Leveraging superconducting physical random numbers, this technology could significantly enhance security for cryptocurrency key generation, transaction signing, and blockchain consensus algorithms, minimizing fraud risks in a global market projected to reach $1.5 trillion by 2027.
🚀 Space & Defense
High-Reliability Communication & Encryption Systems
For sectors demanding extreme security and reliability, such as satellite communications, drone control, and military communications, integrating this RNG could create communication and encryption systems highly resistant to interception or decryption, critical for defense budgets exceeding $2 trillion annually.
🔬 Science & Research
High-Precision Simulation Foundation
In large-scale simulations for weather forecasting, materials science, and drug discovery, using true random numbers could yield more realistic and accurate results, improving R&D efficiency and quality across a global scientific research market valued at over $2.5 trillion.
Integration Roadmap — Estimated 24-Month Deployment
Phase 1: Technical Verification & Design
Duration: 6 months
Optimize the core circuit design of this technology and verify its compatibility with existing systems. Develop interface designs for superconducting environments and performance evaluation plans.
Phase 2: Prototype Development & Evaluation
Duration: 9 months
Develop a prototype of the superconducting physical random number generation device based on the design. Conduct rigorous random number quality tests (statistical verification) and performance evaluations for operational stability.
Phase 3: Commercialization for Practical Use
Duration: 9 months
Reflect prototype evaluation results and adjust the design for mass production. Conduct field tests in specific customer environments to establish product reliability and market suitability, aiming for market introduction.
Technical Feasibility
This technology's main components, a superconducting physical random number generator and a toggle-type flip-flop using a superconducting circuit, are clearly defined. The control mechanism, involving branching common clock signals and constant currents, is described in detail. Therefore, integration into existing systems that handle cryogenic environments and superconducting devices is estimated to have relatively low technical hurdles. The patent claims provide clear guidelines for circuit design, reducing technical risks during implementation.
Success Scenario
Upon adopting this technology, licensees could build high-security systems utilizing true physical random numbers, which were previously challenging. For example, in financial transaction encryption key generation, unpredictable random numbers could reduce unauthorized access risks to less than 1/10 of current levels. This is estimated to enhance customer data protection, improve corporate credibility, and open avenues for developing new security services.
Patent Record
APPLICATION NO.
特願2021-131307
REGISTRATION NO.
7643724
FILING DATE
2021/08/11
GRANT DATE
2025/03/03
EXPIRATION DATE
2041/08/11
PATENT HOLDER
国立大学法人横浜国立大学
Examination History
2024年05月30日
出願審査請求書
2025年01月28日
特許査定