Company

Company

Certification and patents

Certification

Performance Shared Enterprise Verification

No. 2021-000117

Patents

Registration Certificate(10-1286380)

Blade having a divided shaft and blade unit utilizing the blade and method for making the blade unit

Registration Certificate(10-1513368)

Rotation shaft, rotation blade unit having the shaft and parts for making the unit

Registration Certificate(10-1578745)

Spiral blade unit and wind generator and blade connector for the unit

Registration Certificate(10-1592289)

Spiral blade unit and its manufacturing method

Registration Certificate(10-1612238)

Spiral blade unit and wind generator

Registration Certificate(10-1794037)

Method of manufacturing a spiral blade

Registration Certificate(10-2094249)

Spiral blade and Spiral blade unit having them

Registration Certificate(30-1069362)

Streetlights with wind turbines and solar modules

Environmental Patent Certificate

Registration Certificate(10-1626502)

Clog-free road drainage

Registration Certificate(10-1659433)

System for pollution management of river-water and how it works

Registration Certificate(10-1860533)

Solid-liquid separator

Registration Certificate(10-1953702)

Device for decreasing non-point pollutant of road