Inventor

LI CHENCHEN

CN4 patents

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

PETROCHINA CO LTD

1 patent

US12544690B2Feb 10, 2026

Automatic separation apparatus for four fractions of heavy oil and separation method thereof

PETROCHINA CO LTD0 citations41

UNIV NORTH CHINA ELECTRIC POWER

1 patent

US11831505B2Nov 28, 2023

Method and system of hybrid data-and-model-driven hierarchical network reconfiguration

UNIV NORTH CHINA ELECTRIC POWER0 citations41

ZHUHAI XPRINTER ELECTRONICS TECH CO LTD

1 patent

US12407281B2Sep 2, 2025

Control method for stepping motor of thermal printer

ZHUHAI XPRINTER ELECTRONICS TECH CO LTD0 citations40

UNIV SOUTHEAST

1 patent

US12444820B2Oct 14, 2025

On-chip dual-mode transmission line with spoof surface plasmon based on balun

UNIV SOUTHEAST0 citations38