Inventor

Tan Ningjing

CN3 patents

Patents

3 patents

US12332156B2Jun 17, 2025

Soil sample didestion device

NORTHWEST INSTITUTE ECO ENVIRONMENT & RESOURCES CAS2 citations64

US12442731B1Oct 14, 2025

Apparatus for extracting soil organic carbon

NORTHWEST INSTITUTE ECO ENVIRONMENT & RESOURCES CAS0 citations44

US12085487B2Sep 10, 2024

Automatic sampling device

NORTHWEST INSTITUTE ECO ENVIRONMENT & RESOURCES CAS0 citations39