Inventor

HAN GUOCHENG

CN3 patents

⚠️ This page may combine multiple inventors who share the name “HAN GUOCHENG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SHENZHEN YUTO PACKAGING TECH CO LTD

2 patents

US12590411B2Mar 31, 2026

Paper pulp, a method for producing paper pulp, and paper pulp products

SHENZHEN YUTO PACKAGING TECH CO LTD0 citations52

US12588649B2Mar 31, 2026

Cat litter and the preparation method thereof

SHENZHEN YUTO PACKAGING TECH CO LTD0 citations43

GUILIN MEDICINE ELECTRONIC TECH CO LTD

1 patent

US10695005B2Jun 30, 2020

Non-invasive blood sugar measuring method and fingertip measuring probe

GUILIN MEDICINE ELECTRONIC TECH CO LTD0 citations40