Market Context — Why This Technology, Why Now

Industries globally face immense pressure to enhance sustainability and operational efficiency. Stricter emissions standards (e.g., EU Green Deal, ICAO CORSIA) and rising energy costs are forcing manufacturers to seek innovative solutions for drag reduction and noise abatement. The electrification trend in automotive and aerospace also demands extended range and efficiency, making dynamic aerodynamic control a critical differentiator. This technology offers a strategic advantage by enabling compliance and superior performance.

Key Competitive Advantages
01

Achieves dynamic, optimized airflow control by forming/removing surface protrusions based on speed, enabling optimal aerodynamics and versatile applications beyond fixed structures.

02

Controls airflow only when necessary, suppressing friction and noise. This could simultaneously improve fuel efficiency and meet environmental regulations.

03

Seven robust claims, cleared through rigorous examination, and a remaining term until 2041 strongly support long-term business development.

Market Opportunity
Aerospace Industry
$30B–$35B globally (AI est.)
Improving fuel efficiency is a top priority for airlines. Dynamic airflow control reduces drag, directly cutting fuel costs and CO2 emissions, while also addressing tightening environmental regulations.
Major aircraft manufacturers Commercial airline operators Aerospace component suppliers
Automotive Industry
$15B–$20B globally (AI est.)
As EV adoption grows, reducing air resistance is crucial for extending driving range. Dynamic aerodynamic control at high speeds could significantly improve fuel and electric vehicle efficiency.
Electric vehicle manufacturers Automotive component suppliers Performance vehicle developers
Maritime Shipping Industry
$5B–$6.5B globally (AI est.)
Vessel fuel consumption is enormous, and reducing surface friction drag significantly impacts operating costs. Dynamic water flow control could improve fuel efficiency and aid in complying with environmental regulations.
Commercial shipbuilding companies Large cargo shipping lines Marine engine and propulsion system manufacturers
Industrial Machinery & Wind Power
$3B–$3.5B globally (AI est.)
Improving the efficiency of fluid machinery like pumps, fans, compressors, and wind turbine blades directly leads to energy savings. Dynamic control could maximize performance in these applications.
Industrial pump and fan manufacturers Wind turbine blade manufacturers Compressor system developers
IP Defensibility — Why Competitors Can't Replicate This
What This Patent Covers

This patent protects an apparatus and method for controlling protrusion structures, offering broad technical coverage with seven robust claims. It successfully navigated a rigorous examination process, demonstrating high stability and low invalidation risk, supported by detailed claims.

Competitive White Space

This patent focuses on dynamic surface structure control for airflow. White space exists in integrating this technology with advanced AI for predictive environmental adaptation or developing novel material compositions for enhanced durability and responsiveness.

Economic Impact
~$1.5M/year estimated fuel cost reduction per facility (est.)
estimated ROI · USD · AI analysis
ROI Calculation Logic

Assuming 100,000 liters of fuel consumption reduction per large transport unit (aircraft or ship) annually. With a fuel price of ~$1.65/liter (AI est.), this equates to ~$165K/year per unit (AI est.). For an operator managing 10 units, the estimated annual cost reduction could be ~$1.5M (AI est.), achieved through dynamic optimization.

Speed to Market
4× faster than in-house development
This technology is based on established physical principles of contact angle and temperature control on substrate surfaces. The core mechanism for forming and removing protrusion structures is detailed in the patent, with algorithms expected to be established based on validated data. Fundamental research at the university is complete, allowing licensees to focus on prototype development and validation, significantly shortening the development timeline compared to in-house efforts.
Competitive Positioning

X: Dynamic Performance & Optimization Level
Y: Energy Efficiency & Environmental Impact Reduction

Business Models & Applications
🤝 Licensing Model
License the patent rights for this technology, potentially limited to specific product categories or regions. Licensees could reduce development costs and achieve faster market entry.
💡 Joint Development Model
The patent holder and licensee collaborate to optimize development for specific application products. This model shares risks and returns, fostering joint exploration of new markets.
⚙️ Technology Solution Provider Model
Develop modules or systems based on this technology and support their integration into a licensee's existing products. This provides customized value propositions.
Adjacent Application Opportunities
🚁 ドローン・UAV
Enhanced Flight Efficiency & Stealth
Applying this technology to drone wings and bodies could optimize air resistance and lift based on flight speed and environment. This could extend flight range and duration by reducing battery consumption, while also ensuring the quiet operation needed for urban deployment.
⚙️ 産業用ロボット
High-Speed, High-Precision Robotic Arms
Applying this technology to robot arm surfaces could dynamically control air resistance and vibration during high-speed operations. This has the potential to reduce power consumption and enable more precise movements, contributing to increased productivity on manufacturing lines.
🌡️ HVAC・空調システム
Energy Savings & Enhanced Comfort
Integrating this technology into HVAC ducts and fans could optimize airflow based on indoor conditions and outdoor temperatures. This has the potential to reduce energy consumption while creating more comfortable indoor environments with reduced drafts.
Integration Roadmap — Estimated 24-Month Deployment
Phase 1: Fundamental Validation & Design Optimization
Duration: 6 months
Validate the core principles of this technology against the licensee's product characteristics. Conduct material selection, initial design of temperature control algorithms, and performance prediction through simulation.
Phase 2: Prototype Development & Validation Testing
Duration: 9 months
Manufacture prototypes based on the design and conduct performance evaluations under near-real-world conditions. Verify airflow control effects, energy efficiency, and durability to refine the design.
Phase 3: Mass Production Design & Market Preparation
Duration: 9 months
Incorporate validation test results to establish designs and manufacturing processes for mass production. Develop supply chains and quality control systems, completing final preparations for market launch.
Technical Feasibility
This technology primarily involves forming specialized regions on a substrate surface and integrating temperature control mechanisms. This can be achieved by combining existing molding/processing techniques with electronic control systems. Specifically, the selection of surface materials and control systems (e.g., temperature sensors, heaters) can utilize general-purpose components and software, suggesting relatively easy integration into existing manufacturing lines without requiring significant capital investment.
Success Scenario
If this technology were integrated into aircraft, it could optimally control airflow over wing and fuselage surfaces according to flight phases, such as cruising speed or during takeoff and landing. This is estimated to reduce annual fuel consumption by an average of 15% and similarly decrease CO2 emissions. Furthermore, takeoff and landing noise could be reduced by up to 10dB, mitigating impact on airport communities and potentially increasing operational flexibility.
Patent Record
APPLICATION NO.
特願2020-100238
REGISTRATION NO.
7442807
FILING DATE
2020/06/09
GRANT DATE
2024/02/26
EXPIRATION DATE
2040/06/09
PATENT HOLDER
東京都公立大学法人
Examination History
2023年04月28日
出願審査請求書
2023年11月07日
拒絶理由通知書
2024年01月09日
意見書
2024年01月09日
手続補正書（自発・内容）
2024年02月06日
特許査定