Inventor

CHANG GUEI-JIA

TW2 patents

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

HWANG JING-ZHONG

1 patent

US8815970B2Aug 26, 2014

Method of preparing polyurethane

HWANG JING-ZHONG4 citations63

UNIV TAMKANG

1 patent

US9399242B2Jul 26, 2016

Polyurethane prepolymer prepared by functional polyurethane prepolymer and application thereof

UNIV TAMKANG2 citations57