Market Context — Why This Technology, Why Now

The escalating complexity of microelectronic devices and advanced optical systems demands unprecedented precision in material processing. Manufacturers face intense pressure to reduce defect rates, increase throughput, and lower operational costs while meeting stringent quality standards. This technology provides a timely solution, enabling companies to achieve superior surface finishes and higher production volumes, critical for staying competitive in high-value global markets and accelerating next-generation product development.

Key Competitive Advantages
01

Significantly improves surface roughness to nanoscale levels in a short processing time.

02

Increases processing efficiency by up to 1.5x, potentially reducing processing time by ~30%.

03

Establishes robust patent protection by overcoming strict examiner objections, with only 3 prior art documents.

Market Opportunity
Semiconductor Manufacturing
$30B–$35B globally (AI est.)
Demand for this technology will expand due to the increasing need for higher precision surface flatness in EUV lithography mask substrates and next-generation power semiconductor substrates.
Advanced semiconductor foundries EUV mask blank manufacturers Power semiconductor substrate suppliers
Optical Component Manufacturing
$10B–$15B globally (AI est.)
There is a growing demand for high-precision processed products such as high-resolution camera lenses, AR/VR device optical elements, and laser optical components.
High-precision lens manufacturers AR/VR optical system developers Laser optics suppliers
MEMS and Micro-device Manufacturing
$10B–$15B globally (AI est.)
In micro-devices like sensors and actuators, the surface quality of substrate materials directly impacts device performance, making this technology highly beneficial.
MEMS sensor manufacturers Micro-actuator developers Medical device component producers
IP Defensibility — Why Competitors Can't Replicate This
What This Patent Covers

This patent protects a processing method and apparatus for chemical mechanical polishing, specifically covering the combined supply of ozone gas and UV light to the abrasive slurry. Its claims are robust and were established after overcoming multiple examiner objections, indicating a strong, difficult-to-invalidate scope with high technical uniqueness due to limited prior art.

Competitive White Space

This patent focuses on slurry treatment for enhanced CMP. White space exists in developing novel abrasive particle compositions, advanced post-polishing cleaning methods, or integrating AI-driven real-time process optimization for broader material applications.

Economic Impact
~$400K/year estimated processing cost reduction per facility (est.)
estimated ROI · USD · AI analysis
ROI Calculation Logic

Implementing this technology could reduce processing time by 20% and improve defect rates by 5%. For a line with an annual processing cost (including labor, depreciation, consumables) of ~$2M (AI est.), efficiency gains could save ~$400K (AI est.). Reducing material waste from a ~$0.65M (AI est.) material cost by 5% adds ~$32.5K (AI est.). Total estimated economic benefit is ~$430K/year (AI est.). Its simple configuration allows for low implementation costs and rapid realization of benefits.

Speed to Market
6× faster than in-house development
Developing similar technology in-house could take approximately 3 years, from basic research to equipment development and process optimization. This technology, however, has a proven operating principle and is easily integrated as an add-on module to existing CMP equipment. University research has validated its effectiveness, significantly shortening the time for new material development or process construction, enabling rapid market entry.
Competitive Positioning

X: Processing Precision and Surface Quality
Y: Production Efficiency and Cost Advantage

Business Models & Applications
🏭 Manufacturing Process Licensing
A licensing model for companies to integrate this technology into their own manufacturing lines, directly leading to improved product quality and cost reduction.
🤝 Joint Development & Technology Partnership
Expand the application scope of this technology and create new products or services through collaborative R&D focused on specific uses or materials.
⚙️ Equipment & Module Sales
Selling the ozone gas supply and UV light irradiation modules as retrofittable additions to existing CMP equipment, or through joint development with equipment manufacturers.
Adjacent Application Opportunities
🔬 Semiconductor Manufacturing
CMP for Next-Gen Semiconductor Substrates
Applying this technology to process substrates of next-generation power semiconductor materials like SiC and GaN could resolve processing difficulties due to their inherent hardness and chemical stability, potentially improving manufacturing costs and yield by over 10%.
👓 Optical Devices
Precision Processing of Advanced Optical Elements
In the manufacturing of aspherical lenses, microlens arrays, and optical filters using high-refractive index glass and crystalline materials, this technology could achieve ultra-precise surface shapes and low roughness, improving product performance by 15-20% compared to conventional methods.
🔋 Batteries & New Materials
Interface Control for Solid-State Battery Materials
Precisely processing the interfaces of solid electrolytes and electrode materials in all-solid-state batteries at a nanoscale could reduce interface resistance and enhance stability, potentially extending battery life by 20% and establishing new manufacturing processes for high-performance batteries.
Integration Roadmap — Estimated 15-Month Deployment
Phase 1: Technology Validation and Requirements Definition
Duration: 3 months
Evaluate compatibility with the licensee's existing CMP equipment and target materials. Determine optimal initial parameters such as ozone gas supply, UV light intensity, and slurry composition.
Phase 2: Prototype Development and Demonstration
Duration: 6 months
Develop a prototype by integrating the ozone gas supply and UV light irradiation units into existing equipment. Conduct processing tests under near-production conditions to verify performance metrics like surface roughness, processing speed, and yield.
Phase 3: Production Line Integration and Optimization
Duration: 6 months
Design for integration into actual production lines. Implement in a pilot line for final adjustment and optimization of process parameters to ensure stable operation.
Technical Feasibility
This technology, involving ozone gas supply and UV light irradiation to the abrasive slurry, offers high feasibility for relatively easy integration into existing chemical mechanical polishing (CMP) equipment. Existing basic components can be utilized, with modifications limited to adding the ozone and UV units to the slurry supply system. This enables rapid adoption while minimizing large-scale capital investment.
Success Scenario
If this technology is adopted, manufacturing lines could potentially reduce processing time by 20% while maintaining current surface roughness targets for synthetic quartz glass. This could improve production throughput, expanding annual production volume by an estimated 1.2 times. Stabilizing processing quality is expected to reduce the defect rate by 5%, significantly cutting rework costs and waste. As a result, companies could launch competitive products more quickly and create new business opportunities.
Patent Record
APPLICATION NO.
特願2021-101332
REGISTRATION NO.
7770008
FILING DATE
2021/06/18
GRANT DATE
2025/11/06
EXPIRATION DATE
2041/06/18
PATENT HOLDER
国立大学法人　熊本大学
Examination History
2024年05月10日
出願審査請求書
2025年01月28日
拒絶理由通知書
2025年03月11日
意見書
2025年03月11日
手続補正書（自発・内容）
2025年05月20日
拒絶理由通知書
2025年09月04日
手続補正書（自発・内容）
2025年09月04日
意見書
2025年10月07日
特許査定