Market Context — Why This Technology, Why Now

Industries worldwide are facing increasing pressure to enhance process efficiency, reduce environmental impact, and improve product quality. The rising demand for ultra-pure materials in semiconductor fabrication, stringent water quality standards, and the need for chemical-free sterilization in medical and food sectors are driving the adoption of high-purity ozone. This technology directly addresses these trends by offering a compact, corrosion-resistant, and highly efficient solution for ozone purification, enabling companies to meet evolving regulatory and market demands.

Key Competitive Advantages
01

Ensures Continuous High-Purity Ozone Supply: Enables stable, uninterrupted supply of high-purity ozone by continuously switching between parallel removal columns, ensuring constant nitrogen oxide removal.

02

Reduces Equipment Size and Corrosion Risk: Suppresses piping corrosion through efficient nitrogen oxide removal, preventing equipment enlargement. This facilitates adoption in environments with limited installation space, potentially reducing footprint by up to 50% (AI est.).

03

Doubles Adsorbent Lifespan, Cuts Operational Costs: Achieves over 80% adsorbent regeneration rate through proprietary technology, significantly reducing replacement frequency and lowering operational costs by up to 50% (AI est.). This patent emerged from a highly competitive field with over 10 prior art documents.

Market Opportunity
Semiconductor Manufacturing
$350M globally (AI est.)
High-purity ozone is essential for ultrapure water generation and surface cleaning in advanced semiconductor manufacturing processes. Demand is expanding due to increasingly stringent quality requirements for miniaturization.
Leading semiconductor device manufacturers Semiconductor equipment suppliers Ultrapure water system providers
Water and Wastewater Treatment
$250M globally (AI est.)
Growing environmental awareness and stricter water quality regulations drive demand for advanced sterilization and deodorization using ozone. Efficient ozone supply is critical for these processes.
Municipal water treatment plant operators Industrial wastewater treatment solution providers Water purification equipment manufacturers
Food Processing & Medical
$200M globally (AI est.)
Ozone is increasingly used as a safe and effective alternative to chemical sterilants for food preservation and medical device sterilization, expanding its application.
Food processing equipment OEMs Medical device sterilization service providers Pharmaceutical manufacturing companies
Chemical & Materials Industry
$200M globally (AI est.)
High-purity ozone is an indispensable reagent for specific chemical reactions and material modification processes. Stable supply directly contributes to improved productivity.
Specialty chemical manufacturers Advanced materials producers Industrial gas suppliers
IP Defensibility — Why Competitors Can't Replicate This
What This Patent Covers

The patent was granted after clarifying the scope of rights through dialogue with the examiner, demonstrating its validity and novelty in a competitive field with over 10 prior art documents. The claims are meticulously crafted, suggesting a stable and robust scope of protection.

Competitive White Space

This patent specifically covers NOx removal from ozone gas using silica gel adsorption. White space exists in developing systems for removing other trace impurities from ozone or applying alternative catalytic conversion methods for NOx.

Economic Impact
~$100K/year estimated operational cost reduction per facility (est.)
estimated ROI · USD · AI analysis
ROI Calculation Logic

This technology could reduce adsorbent replacement frequency by over 50%, cutting annual replacement costs and downtime losses. For example, if a facility incurs ~$65K/year (AI est.) in adsorbent costs and ~$35K/year (AI est.) in downtime losses, doubling adsorbent lifespan through improved regeneration could yield ~$50K/year (AI est.) in direct cost savings. Considering additional benefits like improved product quality and productivity from stable high-purity ozone supply, the total economic impact could exceed ~$100K/year (AI est.).

Speed to Market
6× faster than in-house development
This technology features established nitrogen oxide adsorption and heat desorption regeneration using high-purity silica gel, along with a clear concept for continuous operation by switching between multiple parallel removal columns. Achieving over 80% adsorbent regeneration at 100-200°C is explicitly stated, indicating that fundamental technical verification and algorithm establishment are complete. This significantly shortens time-to-market compared to in-house development.
Competitive Positioning

X: Ozone Purity & Stability
Y: Operational Efficiency & Cost Performance

Business Models & Applications
🤝 Technology Licensing
By licensing this technology, adopting companies can significantly shorten the development period for high-purity ozone supply systems, integrating it into their own products or services to enhance market competitiveness.
🏭 Joint Development & OEM Supply
Through joint development with ozone generator manufacturers or system integrators, this technology can be incorporated into equipment, offering high-value solutions that address diverse industrial needs.
🏗️ Plant Engineering
Provide design and construction services for ozone gas treatment plants centered around this technology. This could contribute to integrating the system into existing customer facilities or optimizing new plant construction.
Adjacent Application Opportunities
High-Purity Specialty Gas Purification
Applying this technology's gas adsorption and regeneration mechanism could create systems for removing trace impurities from other specialty gases, such as those used in semiconductor manufacturing. Its highly efficient continuous regeneration feature has the potential to significantly reduce purification costs for expensive specialty gases.
Laboratory Exhaust Gas Treatment
This technology could be repurposed as a compact exhaust gas treatment unit for efficiently removing trace harmful gases (including those beyond nitrogen oxides) from laboratories and research facilities. Its compact size and continuous operation capability would be beneficial for installations with limited space and for ensuring stable exhaust gas processing.
Industrial Flue Gas NOx Removal
The nitrogen oxide removal principle of this technology could be applied to remove NOx from industrial flue gases emitted by factories and power plants. High-efficiency adsorbent regeneration is expected to reduce environmental impact while lowering operational costs for flue gas treatment.
Integration Roadmap — Estimated 22-Month Deployment
Phase 1: Technical Evaluation & Requirements Definition
Duration: 4 months
Evaluate compatibility with the licensee's existing ozone generation systems and applications. Define detailed requirements for removal capacity, installation space, and operational conditions.
Phase 2: System Design & Prototype Construction
Duration: 9 months
Design the complete system, including the number and size of removal columns and heating/purge gas control algorithms, based on defined requirements. Construct a small-scale prototype for performance verification.
Phase 3: Validation & Full-Scale Deployment
Duration: 9 months
Conduct real-world pilot operations based on prototype verification results. Optimize performance and confirm stable operation before proceeding with full system implementation and transition to mass production.
Technical Feasibility
This technology utilizes high-purity silica gel, a common adsorbent, and features a modular design with multiple parallel removal columns. This structure facilitates integration into existing ozone generation and supply lines, likely without extensive equipment modifications. Control of heating and purge gas is achievable with standard process control techniques, indicating relatively low technical hurdles.
Success Scenario
Upon adopting this technology, companies could achieve continuous and stable high-purity ozone utilization. This is expected to improve product quality yields, particularly enhancing competitiveness in the semiconductor and pharmaceutical sectors. Furthermore, equipment miniaturization and reduced maintenance frequency could cut annual operational costs by an estimated 10% to 20%, contributing to shorter capital expenditure payback periods.
Patent Record
APPLICATION NO.
JP2013-136231
REGISTRATION NO.
6267879
FILING DATE
2013/06/28
GRANT DATE
2018/01/05
EXPIRATION DATE
2033/06/28
PATENT HOLDER
岩谷産業株式会社
Examination History
2016-04-15
Request for Examination
2017-03-21
Office Action
2017-05-19
Applicant's Response
2017-05-19
Amendment (Voluntary)
2017-11-28
Decision to Grant