Inventor

LI WOYUAN

CN3 patents

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

ZHEJIANG NHU CO LTD

2 patents

US11440996B2Sep 13, 2022

Preparation method of polyphenylene sulfide resin, and polyphenylene sulfide resin prepared thereby

ZHEJIANG NHU CO LTD2 citations67

US11220478B2Jan 11, 2022

Preparation method for 4-phenylthio-benzenethiol

ZHEJIANG NHU CO LTD0 citations41

ZHEJIANG NHU SPECIAL MAT CO LTD

1 patent

US9567440B2Feb 14, 2017

Fiber grade polyphenylene sulfide resin synthesis method

ZHEJIANG NHU SPECIAL MAT CO LTD0 citations31