
Patents & Certifications
Intellectual Property & Technical Assets Validated by Government EPC Standards
Patents & Certifications Overview
Linkon Technology Co., Ltd. has developed unrivaled proprietary technologies under rigorous quality management systems, delivering public infrastructure solutions proven through national EPC performance certifications.
Intellectual Property Assets
Alongside rapid company growth, we have continuously expanded proprietary technical patent rights, maintaining an industry-leading intellectual property portfolio.
* Includes registered international trademarks in key markets such as the United States, Canada, and China.
Quality Assurance & Corporate Certifications
Quality management system for water and air pollution control equipment
Management innovation enterprise certification by Ministry of SMEs and Startups
Formally audited and certified by Korea Technology Finance Corporation (KIBO)
Officially registered and recognized corporate research center by KOITA
Highest Grade 1 equivalent technology rating by Korea Enterprise Data
Designated as an outstanding eco-enterprise by Gyeonggi Provincial Government
Official EPC Performance Certification (MSS)
Our two core public infrastructure products successfully passed rigorous government performance tests, earning official EPC certifications from the Minister of SMEs and Startups for public procurement qualification.
Non-Metallic Chain Flight Sludge Collector
High-performance system incorporating super-engineering plastics and built-in high-strength wear pins to drastically reduce wear and maximize tracking stability across full basin widths.
Safety Manhole Cover (Fall Prevention)
Intuitive mechanical linkage providing effortless single-operator opening and automatic deployment of built-in perimeter guardrails to safeguard workers and pedestrians.
Official Patent & Certificate Gallery

EPC Performance Certification (Non-Metallic Sludge Collector)
Ministry of SMEs and Startups No. 21-AAZ0080
EPC Performance Certification (Fall Prevention Safety Manhole)
Ministry of SMEs and Startups No. 21-AAZ0384
US Invention Patent (USPTO)
US 11,123,659 B2
China Invention Patent (CNIPA)
No. 4632890 (ZL 2019 1 0751939.9)
NSF/ANSI 61 & 372 Certificate (Headquarters)
NSF International Official Test Certification
NSF/ANSI 61 & 372 Certificate (Manufacturing Plant)
NSF International Hwaseong Plant Facility Certification
Republic of Korea Trademark Registration (Linkon)
KIPO Registration No. 40-1284902
