Market Context — Why This Technology, Why Now

Global industries face immense pressure to enhance energy efficiency and reduce carbon footprints amidst rising energy costs and stringent environmental regulations. The rapid expansion of data centers, the electrification of transportation, and the push for circular economies in manufacturing all demand advanced thermal management solutions. This technology directly addresses these challenges by enabling high-performance, stable heat storage and release, offering a competitive edge to adopters in these high-growth sectors.

Key Competitive Advantages
01

Enhances heat transport and storage density with COF single crystals over 120μm, significantly improving energy utilization efficiency.

02

Enables high-efficiency heat management from -20°C to 200°C, utilizing phase change and adsorption/desorption for diverse industrial applications.

03

Provides optimal material design flexibility for various applications, with superior stability contributing to long-term operational cost reductions.

Market Opportunity
Data Center Cooling Systems
$3.5B–$5B globally (AI est.)
The proliferation of AI and IoT is increasing data processing volumes and thermal density in data centers. High-efficiency cooling technologies are crucial for reducing operational costs and ensuring stable operation, driving rapid market expansion.
Hyperscale data center operators Data center infrastructure providers Thermal management solution developers
Electric Vehicle (EV) Battery Thermal Management
$13.5B–$14B globally (AI est.)
As EV adoption accelerates, precise thermal management is critical for enhancing battery safety, longevity, and charging efficiency. High-performance heat storage materials contribute to improved range and safety.
Automotive battery manufacturers EV powertrain suppliers Advanced materials developers for automotive
Industrial Waste Heat Recovery and Utilization
$19.5B–$20.5B globally (AI est.)
To reduce energy costs and CO2 emissions in manufacturing, there is strong demand for technologies that efficiently recover and reuse medium-to-low temperature waste heat. This technology could be central to such solutions.
Industrial energy management solution providers Heavy industry manufacturers HVAC system integrators
IP Defensibility — Why Competitors Can't Replicate This
What This Patent Covers

This patent protects a multifaceted technical scope with 12 claims, ensuring broad applicability. It was granted after overcoming two office actions, demonstrating robust patentability against five prior art documents and suggesting high resilience against future invalidation challenges.

Competitive White Space

This patent primarily covers the COF composite material and its manufacturing method for heat storage. White space exists in developing specific device integration architectures, advanced sensing and control systems for thermal regulation, or novel applications in extreme temperature ranges beyond the specified -20 to 200°C.

Economic Impact
~$0.5M/year estimated energy cost reduction per facility (est.)
estimated ROI · USD · AI analysis
ROI Calculation Logic

Implementing this technology in cooling/heating systems for large factories and data centers could reduce annual power consumption by up to 20%. For example, a facility with an annual electricity cost of ~$3.5M (AI est.) could see annual savings of ~$0.5M (AI est.). Multiple facilities could achieve multi-million dollar savings.

Speed to Market
4× faster than in-house development
This technology benefits from completed fundamental research and patenting by the Japan Science and Technology Agency (JST), with established methods for COF single crystal production and composite material formulation. This could reduce R&D time by approximately 3 years compared to developing similar technology from scratch. Its compatibility with existing chemical synthesis and material compounding techniques, leveraging proven foundational technology, is expected to significantly accelerate time-to-market.
Competitive Positioning

X: Thermal Efficiency & Energy Conversion
Y: Material Longevity & Stability

Business Models & Applications
💰 Licensing
Licensees could acquire the rights to implement this patented technology, integrating it into their products and services to establish a competitive market advantage. Revenue would be generated through licensing fees.
🤝 Joint Research and Development
By leveraging this technology as a foundation, joint R&D efforts could rapidly develop new materials or systems tailored to specific applications, addressing emerging market needs.
📦 Component Supply Business
A business model could involve manufacturing and supplying high-efficiency COF composite materials, based on this technology, to companies across various industrial sectors, establishing a position as a key material supplier.
Adjacent Application Opportunities
🚗 Automotive & Mobility
Next-Generation Thermal Management for EV Batteries
Integrating this technology into EV battery packs could efficiently absorb and dissipate heat during charging and discharging, preventing battery overheating. This is expected to extend battery life by 10%, enhance safety, and improve rapid charging performance.
🏢 Building & Construction
High-Efficiency HVAC and Thermal Storage for Smart Buildings
Applying this technology to building materials or HVAC systems could enable passive temperature regulation by efficiently storing solar heat during the day and cool air at night, releasing it as needed. This is expected to significantly reduce overall building energy consumption by at least 15% and lower operational costs.
💡 Electronic Devices
Compact, High-Efficiency Heat Dissipation for High-Performance Devices
In increasingly compact and high-density electronic devices like smartphones, PCs, and servers, applying this technology to heat dissipation sheets or heatsinks could efficiently manage heat generated in limited spaces. This could stabilize device performance and extend component lifespan by up to 20%.
Integration Roadmap — Estimated 22-Month Deployment
Concept Proof & Basic Design
Duration: 4 months
Based on the licensee's specific needs, evaluate the properties of the COF composite material and verify its applicability to target systems. Establish basic system design and performance objectives.
Prototype Development & Evaluation
Duration: 9 months
Develop a small-scale prototype based on the design and conduct performance evaluations under near-real-world conditions. Identify practical challenges and consider improvements through thermal cycling and durability tests.
Demonstration Test & Mass Production Preparation
Duration: 9 months
Conduct demonstration tests to integrate the technology into actual products or systems, reflecting prototype evaluation results. Simultaneously, optimize manufacturing processes and establish quality control systems for mass production.
Technical Feasibility
This technology is estimated to be relatively easy to integrate into existing material manufacturing processes. Claims regarding the COF single crystal production method and composite material formation are not limited to specific equipment, suggesting the applicability of general chemical synthesis and compounding techniques. This could allow licensees to minimize existing capital investment while adopting the technology. The specific manufacturing methods detailed in the patent specification are expected to contribute to reproducibility and stable production post-technology transfer.
Success Scenario
Implementing this technology in data center cooling systems could reduce power consumption by 15% from current levels. This is estimated to lead to significant operational cost reductions and annual CO2 emission reductions of several thousand tons per facility, substantially contributing to corporate ESG goals. For EV battery applications, it could extend battery life by 10% and reduce charging time by 20%, enhancing product competitiveness.
Patent Record
APPLICATION NO.
特願2021-574119
REGISTRATION NO.
7751162
FILING DATE
2021/01/28
GRANT DATE
2025/09/30
EXPIRATION DATE
2041/01/28
PATENT HOLDER
国立研究開発法人科学技術振興機構
Examination History
2022年09月20日
手続補正書（自発・内容）
2023年11月20日
出願審査請求書
2023年11月20日
手続補正書（自発・内容）
2024年12月10日
拒絶理由通知書
2025年01月22日
意見書
2025年01月22日
手続補正書（自発・内容）
2025年03月18日
拒絶理由通知書
2025年05月08日
手続補正書（自発・内容）
2025年05月08日
意見書
2025年08月12日
特許査定