Market Context — Why This Technology, Why Now

Increasing global awareness of infectious disease transmission, coupled with a growing demand for universal design solutions, is driving the adoption of non-contact technologies. Facilities worldwide are seeking cost-effective upgrades to meet new hygiene standards and cater to diverse user needs, including the elderly and those with mobility challenges. This patent offers a timely solution to enhance public safety and operational efficiency across various sectors.

Key Competitive Advantages
01

Reduces contact infection risk significantly by enabling elbow operation, contributing to public health improvement.

02

Enables smooth door opening and closing with elbow operation from a natural standing posture, reducing physical strain for the elderly and those with disabilities.

03

Allows easy attachment to existing door handles, eliminating the need for extensive facility renovations and significantly reducing initial installation costs and labor.

Market Opportunity
Medical & Care Facilities
$350M–$400M globally (AI est.)
Environments where infection control is paramount. Despite thorough hand sanitization, contact risk remains high. Directly contributes to the safety of both patients and staff.
Healthcare facility operators Medical equipment suppliers Senior living developers
Office & Commercial Facilities
$450M–$500M globally (AI est.)
Rising hygiene awareness among employees and customers means non-contact equipment enhances corporate image and employee satisfaction.
Commercial real estate developers Facility management companies Office equipment manufacturers
Public Transport & Education
$200M–$250M globally (AI est.)
Used by an unspecified large number of people. Especially contributes to developing hygiene habits in children. Essential for creating safe and secure environments.
Public transport authorities School district suppliers Municipal infrastructure firms
Smart Homes & Elderly Housing
$150M–$200M globally (AI est.)
Demand for non-contact operation is increasing as part of smart home integration and to reduce physical burden on the elderly.
Smart home technology providers Residential developers Assisted living facility operators
IP Defensibility — Why Competitors Can't Replicate This
What This Patent Covers

This patent protects an attachment for door handles that enables non-contact, elbow-operated door opening. It represents a strong right, having secured patentability by clearly demonstrating unique technical advantages in a highly competitive field with 10 cited prior art documents. The robust claims, which withstood rigorous examination, provide a solid foundation for long-term competitive advantage.

Competitive White Space

This patent focuses on an attachment for existing door handles. White space exists in fully integrated non-contact door systems, advanced sensor-based activation, or novel door opening mechanisms beyond handle manipulation.

Economic Impact
~$100K/year estimated hygiene management cost savings (est.).
estimated ROI · USD · AI analysis
ROI Calculation Logic

Assuming a reduction in door handle disinfection frequency (e.g., 3 times/day) and time (e.g., 5 minutes/time) in medical facilities and office buildings. With a cleaner's hourly wage of ~$13.50/hour (AI est.) and 250 working days/year, implementing in 100 locations could yield direct cost savings of ~$84.5K/year (AI est.) (3 times/day × 5 min/time × 100 locations × 250 days/year × $13.50/hour ÷ 60 min/hour). Furthermore, reduced infection risk from non-contact operation could lead to indirect benefits like lower employee absenteeism and increased customer trust, projecting an overall economic impact of over ~$100K/year (AI est.).

Speed to Market
5× faster than in-house development
This technology has already completed prototype validation, establishing its basic operating principle and structure. This allows adopting companies to bypass the zero-to-one R&D phase, focusing resources on final product adjustments and market introduction. Leveraging existing safety evaluation and durability data could shorten development time by approximately 2.0 years compared to in-house development of similar non-contact door mechanisms. This is expected to significantly reduce time-to-market and establish an early competitive advantage.
Competitive Positioning

X: Ease of Deployment
Y: Hygiene & Convenience Improvement

Business Models & Applications
📦 Product Sales
Directly selling the attachment for existing door handles to end-users or B2B clients could enable high-margin revenue generation.
🏢 Facility Subscription Model
Offering a monthly subscription model to medical facilities and office buildings, packaging attachment provision with maintenance, could secure a stable revenue stream.
🤝 OEM Supply
Supplying this technology as an OEM component for door manufacturers or building material suppliers could achieve broad market penetration.
📄 Licensing
Granting patent licenses to companies specialized in specific regions or industries could generate license fees, simultaneously creating new revenue streams and market expansion.
Adjacent Application Opportunities
🏥 医療・介護機器
Non-Contact Medical Device Operation
Applicable to operating doors or equipment within operating rooms and cleanrooms. This could enable intuitive operation while maintaining sterility without contaminating gloves, significantly improving hygiene management and efficiency in medical settings.
🏭 製造・物流
Cleanroom Automated Door Systems
Develop elbow-operable automated door systems for cleanrooms in semiconductor or food factories. This could reduce contamination risks to products and alleviate hygiene burdens on workers.
🛒 小売・飲食
Non-Contact Display Case Access
Applicable to frequently opened display cases, such as supermarket freezer cases or restaurant showcases. This could provide customers with a hygienic way to access products without using their hands, enhancing customer satisfaction and brand image for businesses.
Integration Roadmap — Estimated 18-Month Deployment
Technology Validation & Design Optimization
Duration: 3 months
Adjust attachment design to suit the licensee's existing door handle types and conduct initial manufacturing process verification.
Prototyping & Field Testing
Duration: 6 months
Manufacture prototypes based on optimized design. Evaluate durability, operability, and hygiene effectiveness in real-world conditions at selected pilot facilities.
Mass Production & Market Launch
Duration: 9 months
Incorporate field test results and establish mass production systems. Begin full-scale product deployment to target markets based on marketing strategy.
Technical Feasibility
This technology is designed as an attachment that can be retrofitted to existing door handles, with the patent claims explicitly stating 'attachable to a door handle.' This means no large-scale capital investment or door body modification is required, making the technical barrier to adoption extremely low. By incorporating adjustment mechanisms to accommodate various handle shapes, broad applicability to a wide range of existing buildings can be easily achieved.
Success Scenario
Implementing this technology could reduce infection risk from door contact surfaces in public and office buildings by up to 80%. This is estimated to enhance user confidence and elevate the facility's brand value. Furthermore, it could reduce cleaning and disinfection frequency by 25%, contributing to annual operational cost efficiency.
Patent Record
APPLICATION NO.
特願2020-140297
REGISTRATION NO.
6792096
FILING DATE
2020/08/21
GRANT DATE
2020/11/09
EXPIRATION DATE
2040/08/21
PATENT HOLDER
株式会社エルボーション
Examination History
2020年08月28日
出願審査請求書
2020年08月28日
早期審査に関する事情説明書
2020年09月30日
早期審査に関する報告書
2020年10月02日
拒絶理由通知書
2020年10月06日
手続補正書（自発・内容）
2020年10月06日
意見書
2020年10月19日
特許査定
2021年05月11日
補正指令書（移転）
2021年05月14日
補正書（移転）