Inventor

LI JIWEN

US3 patents

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

CHEN HAO

1 patent

US8330119B2Dec 11, 2012

On-line and off-line coupling of EC with DESI-MS

CHEN HAO48 citations92

UNIV HENAN SCIENCE & TECH

1 patent

US12276008B2Apr 15, 2025

Tungsten-base alloy material and preparation method therefor

UNIV HENAN SCIENCE & TECH0 citations40

LI JIWEN

1 patent

US8250020B2Aug 21, 2012

Method and system for automated analysis of nuclear magnetic resonance spectra

LI JIWEN1 citations35